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Metarhizium anisopliae is a globally distributed entomopathogenic fungus that parasitizes over 200 insect species by adhering to and penetrating their cuticle using specialized appressoria and cuticle-degrading enzymes. Its safety profile includes minimal vertebrate toxicity and limited non-target impacts when used at label rates, making it a key component of integrated pest management. < Microbial Species Metarhizium anisopliae Metarhizium anisopliae is a globally distributed entomopathogenic fungus that parasitizes over 200 insect species by adhering to and penetrating their cuticle using specialized appressoria and cuticle-degrading enzymes. Its safety profile includes minimal vertebrate toxicity and limited non-target impacts when used at label rates, making it a key component of integrated pest management. Strength 1 x 10⁸ CFU per gram / 1 x 10⁹ CFU per gram / 1 x 10¹⁰ CFU per gram Product Enquiry Buy this species Download Brochure Benefits Effective mode of action Infects pests through contact, leading to population reduction. Long-term efficacy Provides sustainable pest control without inducing resistance. Environmentally friendly Safe for the environment and non-target species. High specificity Targets root weevils, plant hoppers, Japanese beetles, and more. Dosage & Application Additional Info Scientific References Mode of Action Sustainability Advantage FAQ Scientific References Zimmermann G. Review on safety of the entomopathogenic fungus Metarhizium anisopliae . Biocontrol Science & Technology. 2007;17(9):879–920. https://doi.org/10.1080/09583150701593963 Ortiz-Urquiza A, Keyhani NO. Action on the surface: entomopathogenic fungi versus the insect cuticle. Insects. 2013;4(3):357–374. https://doi.org/10.3390/insects4030357 Milner RJ, Lim RP, Hunter DM. Risks to the aquatic ecosystem from the application of Metarhizium anisopliae for locust control in Australia. Pest Management Science. 2002;58(7):718–723. https://doi.org/10.1002/ps.517 Wang C, St. Leger RJ. Insights into the molecular basis of host specificity in Metarhizium . Advances in Genetics. 2016;94:241–275. https://doi.org/10.1016/j.advenzreg.2016.02.005 Mode of Action Mode of Action Metarhizium anisopliae infects insects via a multistep process: – Adhesion & Germination : Conidia adhere to the waxy insect cuticle using hydrophobins, then germinate and form an appressorium. – Cuticle Penetration : Appressoria generate penetration pegs that breach the cuticle through mechanical pressure and secretion of proteases (Pr1), chitinases, and lipases. – Haemocoel Colonization : Once inside, hyphal bodies (“blastospores”) proliferate in the hemolymph. Fungal proteases and toxins (destruxins) suppress host immunity, inducing septicaemia. – Cadaver Sporulation : After insect death (4–14 days), hyphae erupt and sporulate, releasing new conidia into the environment. – Plant Interaction (Endophytism) : Certain Metarhizium strains colonize plant roots, promoting growth via phytohormone modulation and nutrient solubilization, although this symbiosis is under active investigation. Additional Info Target pests: Root weevils, plant hoppers, Japanese beetle, black vine weevil, spittlebug, termites, white grubs. Recommended Crops: Cereals, Millets, Pulses, Oilseeds, Fibre Crops, Sugar Crops, Forage Crops, Plantation crops, Vegetables, Fruits, Spices, Flowers, Medicinal crops, Aromatic Crops, Orchards, and Ornamentals. Compatibility: Compatible with Bio Pesticides, Bio Fertilizers, and Plant growth hormones but not with chemical fertilizers and chemical pesticides. Shelf Life: Stable within 1 year from the date of manufacturing. Packing: We offer tailor-made packaging as per customers' requirements. Dosage & Application Wettable Powder: 1 x 10⁸ CFU per gram Foliar Application : 1 Acre dose: 2 kg 1 Ha dose: 5 kg Soil Application (Soil drench or Drip irrigation) : 1 Acre dose: 2-5 kg 1 Ha dose: 5-12.5 kg Soil Application (Soil drench or Drip irrigation) for Long Duration Crops / Orchards / Perennials : 1 Acre dose: 2-5 kg 1 Ha dose: 5-12.5 kg Apply 2 times a year: before onset of monsoon and after monsoon Foliar Application for Long Duration Crops / Orchards / Perennials : 1 Acre dose: 2 kg 1 Ha dose: 5 kg Apply 2 times a year: before onset of monsoon and after monsoon Soluble Powder: 1 x 10⁹ CFU per gram Foliar Application : 1 Acre dose: 200 g 1 Ha dose: 500 g Soil Application (Soil drench or Drip irrigation) : 1 Acre dose: 200-500 g 1 Ha dose: 500 g - 1.25 kg Soil Application (Soil drench or Drip irrigation) for Long Duration Crops / Orchards / Perennials : 1 Acre dose: 200-500 g 1 Ha dose: 500 g - 1.25 kg Apply 2 times a year: before onset of monsoon and after monsoon Application Methods Soil Application Method : Mix Metarhizium Anisopliae at recommended doses with compost and apply at early life stages of crop along with other biofertilizers. Mix Metarhizium Anisopliae at recommended doses in sufficient water and drench soil at early leaf stage/2-4 leaf stage/early crop life cycle. Drip Irrigation: If there are insoluble particles, filter the solution and add to drip tank. Long duration crops / Perennial / Orchard crops: Dissolve Metarhizium Anisopliae at recommended doses in sufficient water and apply as a drenching spray near the root zone during the off-season, twice a year. It is recommended to have the first application before the onset of the main monsoon/rainfall/spring season and the second application after the main monsoon/rainfall/autumn/fall season. Termatarium application: Destroy the termatarium and drench the termatarium area with a liberal quantity of water with recommended doses. Foliar Application Method : Mix Metarhizium Anisopliae at recommended doses in sufficient water and spray on foliage. Apply twice a year for long duration crops. It is recommended to have the first application before the onset of the main monsoon/rainfall/spring season and the second application after the main monsoon/rainfall/autumn/fall season. Note : Do not store Metarhizium Anisopliae solution for more than 24 hours after mixing in water. FAQ Metarhizium anisopliae is an entomopathogenic fungus targeting over 200 insect pests via cuticle penetration, hemolymph invasion, and sporulation—safe for vertebrates with low non-target impact.[ frontiersin ] How Can Metarhizium anisopliae Be Used for Effective Pest Control? Apply M. anisopliae (1×10⁸ CFU/g WP or 1×10⁹ CFU/g SP) against soil/foliar pests like root weevils, white grubs, termites, aphids, thrips, and locusts. Mortality occurs in 4-14 days at 20-30°C and >70% RH; conidia adhere via hydrophobins, penetrate with proteases/chitinases, colonize hemolymph with destruxins.[ ppl-ai-file-upload.s3.amazonaws ] Key tips : Target early instars for faster kill. Combine with oils for adhesion. Integrate with IPM; avoid fungicides.[ frontiersin ] What Are the Best Ways to Apply Metarhizium anisopliae in the Field? Use foliar spray, soil drench/drip, or termatarium drench. Optimal: Late afternoon/early morning, >60% RH, 18-30°C; fine-medium droplets, no runoff. Is Metarhizium anisopliae Effective for Controlling Ticks? Yes, M. anisopliae controls ticks like Haemaphysalis longicornis , Rhipicephalus microplus , Ixodes scapularis (Lyme vector)—66-97% mortality in lab/field, reducing egg hatch/engorgement. Virulent against acaricide-resistant strains; mycosis in 36-90% cadavers.pmc.ncbi.nlm.nih+3 Efficacy data : Nymphs: 87-96% reduction post-spray.[ academic.oup ] Cattle: Mazao Tickoff matches chemicals.[ pmc.ncbi.nlm.nih ] Safe: Low persistence minimizes non-targets.[ frontiersin ] Apply as yard spray/autodissemination; persist weeks in soil.pmc.ncbi.nlm.nih+1 How Can You Improve the Growth and Performance of Metarhizium anisopliae? Optimize culture: 25-28°C, 70-90% RH, rice/grain substrates; add oils/nutrients for conidia yield. Field: High humidity (mist if <70%), shade (UV kills spores), strain selection (e.g., JEF-290 for ticks).frontiersin+1[ ppl-ai-file-upload.s3.amazonaws ] Enhancement strategies : Formulation : Oil emulsions boost adhesion/viability.[ benchchem ] Strains : Endophytic types promote plant growth + pest control.pmc.ncbi.nlm.nih+1 Co-application : With plant extracts (e.g., Artemisia) synergizes LT50.[ frontiersin ] Storage : Cool/dry; viability >90% year 1.[ ppl-ai-file-upload.s3.amazonaws ] Seed priming/root colonization improves persistence/growth promotion.[ pmc.ncbi.nlm.nih ] Related : Mode of action at Metarhizium page .[ ppl-ai-file-upload.s3.amazonaws ] Further Reading Tick Control with Metarhizium [ frontiersin ] Field Efficacy Studies [ pmc.ncbi.nlm.nih ] Application Protocols [ benchchem ] Sustainability Advantage Related Products Beauveria bassiana Hirsutella thompsonii Isaria fumosorosea Lecanicillium lecanii Nomuraea rileyi More Products Resources Read all

Saccharomyces boulardii is a probiotic yeast that helps maintain gut health and prevents antibiotic-associated diarrhea, promoting digestive balance. < Microbial Species Saccharomyces boulardii Saccharomyces boulardii is a probiotic yeast that helps maintain gut health and prevents antibiotic-associated diarrhea, promoting digestive balance. Strength 1 x 10⁸ CFU per gram / 1 x 10⁹ CFU per gram / 1 x 10¹⁰ CFU per gram Product Enquiry Buy this species Download Brochure Benefits Antimicrobial Properties It inhibits the growth of harmful bacteria and pathogens, contributing to a healthier gut environment and supporting gut health. Support During Antibiotic Use It helps prevent antibiotic-associated diarrhea, promoting gut health during and after antibiotic treatments for optimal recovery. Immune System Enhancement This strain boosts immune function by stimulating the production of antibodies and enhancing the body's defenses against various infections. Digestive Health Support This probiotic yeast helps maintain gut balance, alleviating symptoms of diarrhea and promoting overall digestive comfort and well-being. Dosage & Application Additional Info Scientific References Mode of Action Sustainability Advantage FAQ Scientific References Content coming soon! Mode of Action Content coming soon! Additional Info Key Features All microbial strains are characterized using 16S rDNA. All products are non-GMO. No animal-derived materials are used. The typical shelf life is 2 years. All strains are screened in-house using high-throughput screening methods. We can customize manufacturing based on the required strength and dosage. High-resilience strains Stable under a wide pH range Stable under a broad temperature range Stable in the presence of bile salts and acids Do not show antibiotic resistance Packaging Material The product is packaged in a multi-layer, ultra-high barrier foil that is heat-sealed and placed inside a cardboard shipper or plastic drum. Shipping Shipping is available worldwide. Probiotic packages are typically transported in insulated Styrofoam shippers with dry ice to avoid exposure to extreme high temperatures during transit. Support Documentation Certificate of Analysis (COA) Specifications Material Safety Data Sheets (MSDS) Stability studies (18 months) Certifications ISO 9001 ISO 22000 HACCP Halal and Kosher Certification (for Lactobacillus strains) FSSAI Dosage & Application Contact us for more details FAQ Content coming soon! Sustainability Advantage Related Products Bifidobacterium animalis Bifidobacterium bifidum Bifidobacterium breve Bifidobacterium infantis Bifidobacterium longum Clostridium butyricum Lactobacillus acidophilus Lactobacillus bulgaricus More Products Resources Read all

Trichoderma viride is a beneficial fungus widely used in agriculture for its ability to manage fungal pathogens and soil-dwelling nematodes. It enhances the stress tolerance of plant hosts and provides protection against fungal diseases by producing antifungal compounds and promoting plant defense mechanisms. Its role in improving plant resilience and controlling soil-borne pathogens makes it a key tool in sustainable agriculture and integrated pest management practices. < Microbial Species Trichoderma viride Trichoderma viride is a beneficial fungus widely used in agriculture for its ability to manage fungal pathogens and soil-dwelling nematodes. It enhances the stress tolerance of plant hosts and provides protection against fungal diseases by producing antifungal compounds and promoting plant defense mechanisms. Its role in improving plant resilience and controlling soil-borne pathogens makes it a key tool in sustainable agriculture and integrated pest management practices. Strength 1 x 10⁸ CFU per gram / 1 x 10⁹ CFU per gram / 1 x 10¹⁰ CFU per gram Product Enquiry Buy this species Download Brochure Benefits Induced Systemic Resistance Stimulates the plant's defense mechanisms, enhancing resistance to diseases. Environmental Compatibility Safe for the environment and non-toxic to plants, animals, and humans. Promotes Plant Growth Produces enzymes that degrade organic matter, releasing nutrients for plant uptake. Biocontrol Agent Acts as a natural antagonist against plant pathogens, helping to suppress diseases. Dosage & Application Additional Info Scientific References Mode of Action Sustainability Advantage FAQ Scientific References Biocontrol Efficacy Studies Jamil, A. (2021). "Antifungal and plant growth promoting activity of Trichoderma spp. against Fusarium oxysporum f. sp. lycopersici." Plant Protection Science, demonstrating 70% radial growth inhibition of Fusarium oxysporum and superior plant growth promotion. jbiopestic+1 Kumar, S., et al. (2015). "Antagonistic Potential of Native Trichoderma viride Strain against Phytophthora theae and Fusarium solani." PMC, showing 50.51% and 63% mean inhibition against P. theae and F. solani respectively. pmc.ncbi.nlm.nih Li, M., et al. (2023). "Trichoderma and its role in biological control of plant fungal and nematode disease." PMC, comprehensive review documenting control against 29 species of plant pathogenic fungi including Botrytis, Fusarium, and Rhizoctonia. pmc.ncbi.nlm.nih Mechanism Studies Benitez, T., et al. (2004). "Biocontrol mechanisms of Trichoderma strains." International Microbiology, detailing multiple biocontrol mechanisms including mycoparasitism, antibiosis, and competition. scielo.isciii Cortés Hernández, et al. (2023). "Biological control agents: mechanisms of action." Frontiers in Agronomy, documenting secretion of chitinases, glucanases, and proteases for pathogen cell wall degradation. frontiersin Plant Growth Promotion Manganiello, G., et al. (2018). "Volatile secondary metabolites of Trichoderma viride TG050 609 causing irregular mycelial growth and dissolution of Phytophthora nicotianae." Research demonstrating antibiotic effects through volatile compounds. pmc.ncbi.nlm.nih Naglot, A., et al. (2015). "Metabolites of Trichoderma viride showing 54.81% inhibition against Fusarium oxysporum wilt pathogen." Studies confirming significant antimicrobial activity. pmc.ncbi.nlm.nih Mode of Action Primary Biocontrol Mechanisms 1. Mycoparasitism - Direct Attack Trichoderma viride employs direct parasitism through specialized hyphal interactions. The fungus forms coiling structures and loops around pathogen hyphae, creating compact rope-like formations that physically constrain pathogen growth. Appressorium development allows penetration of pathogen cell walls through mechanical pressure and enzymatic degradation. jbiopestic+1 2. Enzymatic Degradation The organism produces a comprehensive array of hydrolytic enzymes that systematically break down pathogen cell walls: pmc.ncbi.nlm.nih+1 Chitinases: Peak activity at 14 days, targeting chitin components of fungal cell walls pmc.ncbi.nlm.nih β-1,3-glucanases: Maximum production at 8 days, degrading structural glucans pmc.ncbi.nlm.nih Cellulases and Pectinases: Highest activity at 8 days, breaking down cellulose and pectin barriers pmc.ncbi.nlm.nih Proteases: Peak production at 20 days, degrading pathogen proteins and defensive compounds pmc.ncbi.nlm.nih 3. Antibiosis - Chemical Warfare Trichoderma viride produces over 100 antimicrobial secondary metabolites including: scielo.isciii+1 Peptaibols: Membrane-disrupting compounds causing pathogen cell lysis Gliotoxins: Broad-spectrum antifungal metabolites Volatile Compounds: Including 6-pentyl-α-pyrone causing mycelial dissolution pmc.ncbi.nlm.nih Trichomycins: Species-specific antibiotics with targeted activity pmc.ncbi.nlm.nih Competition Mechanisms 4. Nutrient Competition The fungus exhibits rapid colonization of the rhizosphere, effectively competing for: Carbon sources: Superior utilization of root exudates and organic matter Nitrogen compounds: Efficient uptake of amino acids and proteins Iron sequestration: Through siderophore production limiting pathogen access scielo.isciii 5. Space Competition Aggressive growth patterns allow Trichoderma viride to occupy ecological niches before pathogen establishment, creating zone exclusion around plant roots and limiting pathogen colonization sites. scielo.isciii Plant Growth Promotion 6. Root Colonization & Symbiosis Trichoderma viride establishes beneficial endophytic relationships within plant root systems. This colonization triggers induced systemic resistance (ISR) through activation of plant defense pathways without causing tissue damage. indogulfbioag+1 7. Phytohormone Production The organism produces growth-promoting compounds including: Indole Acetic Acid (IAA): Promoting root development and elongation plantprotection Cytokinins: Enhancing shoot growth and tillering Gibberellins: Stimulating stem elongation and flowering plantprotection 8. Nutrient Mobilization Phosphate solubilization activity converts inorganic phosphates to plant-available forms. Nitrogen fixation enhancement through synergistic interactions with rhizobial bacteria improves overall plant nutrition. plantprotection Integrated Action Profile The synergistic combination of these mechanisms provides comprehensive plant protection. Culture filtrate studies demonstrate that 20-day-old cultures show maximum antagonistic activity, corresponding to optimal enzyme and metabolite production. This multi-modal approach ensures effective control against diverse pathogen species while simultaneously promoting plant health and growth. pmc.ncbi.nlm.nih Additional Info Compatibility & Storage Chemical Compatibility: Compatible with most organic inputs but avoid chemical fungicides for 4-5 days after application megbrdc Shelf Life: Maintain viability for 24 months when stored in cool, dry conditions Packaging: Available in powder and liquid formulations farmextensionmanager Environmental Requirements Moisture: Essential factor for growth and survivability - avoid application in dry soil conditions megbrdc Temperature: Optimal growth at 20-30°C with pH range 4.0-8.5 Light Sensitivity: Keep treated seeds away from direct sunlight megbrdc Application Precautions Apply during cooler parts of day to prevent desiccation Ensure adequate soil moisture before and after application Do not store treated FYM for extended periods megbrdc Avoid mixing with copper-based fungicides Dosage & Application Wettable Powder: 2 x 10⁶ CFU per gram Other Uses: Nematicide and Seed care Foliar Application: 1 Acre dose: 3-5 kg, 1 Ha dose: 7.5 - 12.5 Kg Soil Application (Soil drench or Drip irrigation): 1 Acre dose: 3-5 kg, 1 Ha dose: 7.5 - 12.5 Kg Soil Application (Soil drench or Drip irrigation) for Long duration crops / Orchards / Perennials: 1 Acre dose: 3-5 kg, 1 Ha dose: 7.5 - 12.5 Kg, Apply 2 times in 1 Year. Before onset of monsoon and after monsoon. Seed Dressing: 1 Kg seed: 5g Trichoderma Viride + 5g crude sugar Foliar application for Long duration crops / Orchards / Perennials: 1 Acre dose: 1 Kg, 1 Ha dose: 2.5 Kg, Apply 2 times in 1 Year. Before onset of monsoon and after monsoon. Soluble Powder: 1 x 10⁸ CFU per gram Foliar Application: 1 Acre dose: 1 Kg, 1 Ha dose: 2.5 Kg Soil Application (Soil drench or Drip irrigation): 1 Acre dose: 1 Kg, 1 Ha dose: 2.5 Kg Soil Application (Soil drench or Drip irrigation) for Long duration crops / Orchards / Perennials: 1 Acre dose: 1 Kg, 1 Ha dose: 2.5 Kg Seed Dressing: 1 Kg seed: 0.5g Trichoderma Viride + 5g crude sugar Foliar Application for Long duration crops / Orchards / Perennials: 1 Acre dose: 1 Kg, 1 Ha dose: 2.5 Kg, Apply 2 times in 1 Year. Before onset of monsoon and after monsoon. Seed Dressing Method: Mix Trichoderma Viride with crude sugar in sufficient water to make a slurry and coat seeds. Dry in shade and sow / broadcast / dibble in the field. Do not store treated / coated seeds for more than 24 hours. Soil Application Method: Mix Trichoderma Viride at recommended doses with compost and apply at early life stages of crop along with other biofertilizers. First application: At land preparation stage / sowing / planting. Second application: Three weeks after the first application. Mix Trichoderma Viride at recommended doses in sufficient water and drench soil at early leaf stage / 2-4 leaf stage / early crop life cycle. Drip Irrigation: If there are insoluble particles, filter the solution and add to drip tank. For long duration crops / Perennial / Orchard crops: Dissolve Trichoderma Viride at recommended doses in sufficient water and apply as a drenching spray near the root zone twice a year. It is recommended to have the first application before the onset of the main monsoon / rainfall / spring season and the second application after the main monsoon / rainfall / autumn / fall season. Foliar Application Method: Mix Trichoderma Viride at recommended doses in sufficient water and spray on the soil during the off-season. Apply twice a year for long duration crops. It is recommended to have the first application before the onset of the main monsoon / rainfall / spring season and the second application after the main monsoon / rainfall / autumn / fall season. Note: Do not store Trichoderma Viride solution for more than 24 hours after mixing in water. FAQ What is Trichoderma viride and how does it work? Trichoderma viride is a beneficial soil fungus that acts as a powerful biological control agent against plant diseases while promoting growth. This naturally occurring mycoparasite works through multiple mechanisms simultaneously: directly attacking pathogen fungi through mycoparasitism, producing antimicrobial compounds, competing for nutrients and space, and establishing beneficial relationships with plant roots. frontiersin+3 The fungus colonizes plant root systems as a beneficial endophyte, triggering induced systemic resistance while providing protection against soil-borne pathogens like Fusarium, Rhizoctonia, and Pythium species. Studies show Trichoderma viride can achieve up to 70% inhibition of major plant pathogens while simultaneously promoting root development and nutrient uptake. jbiopestic+2 Which crops and diseases can Trichoderma viride control? Trichoderma viride provides broad-spectrum control across numerous crops and diseases: pmc.ncbi.nlm.nih+1 Major Crops Protected Vegetables: Tomato (stem rot, damping off), cauliflower, eggplant, cucumber, peppers plantprotection+1 Field Crops: Rice (sheath blight), potato (black scurf), soybean, peas megbrdc Spice Crops: Turmeric and ginger (rhizome rot), black pepper megbrdc Fruits: Banana (wilt), strawberry (damping off) megbrdc Commercial Crops: Tea (collar rot), betel vine, onion megbrdc Diseases Controlled Soil-borne diseases: Root rot, collar rot, damping off, wilt diseases indogulfbioag+1 Fungal pathogens: Fusarium spp., Rhizoctonia solani, Pythium spp., Sclerotinia sclerotiorum plantprotection+1 Bacterial diseases: Some bacterial wilt and blight conditions megbrdc How long does Trichoderma viride remain active in soil? Trichoderma viride establishes long-term colonization in soil ecosystems, with activity lasting several months under favorable conditions. The fungus multiplies naturally in soil using organic matter as food source, with populations maintained through saprophytic growth between pathogen control activities. discuss.farmnest+1 Persistence Factors Moisture availability: Critical for sustained growth and activity megbrdc Organic matter: Higher organic content supports longer population maintenance discuss.farmnest Temperature: Optimal activity at 20-30°C extends survival duration pH conditions: Normal pH levels (6.0-8.0) support prolonged activity discuss.farmnest Reapplication Schedule: For sustained protection, apply 2-3 times annually at 3-4 month intervals, especially during active growing seasons. discuss.farmnest Can Trichoderma viride be combined with other inputs? Yes, Trichoderma viride shows excellent compatibility with various organic and biological inputs: indogulfbioag+1 Compatible Combinations Organic manures: Mix 1 kg Trichoderma with 10 kg farmyard manure for enhanced efficacy discuss.farmnest+1 Bacterial biocontrol agents: Compatible with Bacillus subtilis and Pseudomonas fluorescens indogulfbioag+1 Mycorrhizal fungi: Works synergistically with arbuscular mycorrhizae indogulfbioag Other Trichoderma species: Can be combined with T. harzianum for broader spectrum control indogulfbioag Avoid Mixing With Chemical fungicides: Maintain 4-5 day gap after Trichoderma application megbrdc Copper-based compounds: Can reduce fungal viability High-salt fertilizers: May inhibit spore germination What are the key benefits beyond disease control? Trichoderma viride provides multiple plant health benefits extending far beyond pathogen control: plantprotection+1 Plant Growth Enhancement Root system development: Enhanced root mass and branching patterns plantprotection Nutrient uptake: Improved phosphate solubilization and nitrogen availability plantprotection Stress tolerance: Increased resistance to drought, salinity, and temperature stress Yield improvement: Field studies show significant increases in crop productivity plantprotection Soil Health Benefits Microbial diversity: Promotes beneficial soil microbe populations mdpi Organic matter decomposition: Accelerates nutrient cycling processes Soil structure: Improves aggregation and water holding capacity pH buffering: Helps maintain optimal soil pH conditions Environmental Advantages Chemical reduction: Reduces dependency on synthetic fungicides indogulfbioag Residue-free: No harmful residues on crops or in soil indogulfbioag Sustainable: Supports long-term agricultural sustainability practices indogulfbioag What are optimal application conditions for maximum effectiveness? Environmental Conditions Soil moisture: Ensure adequate moisture before and after application - never apply to dry soil megbrdc Temperature: Apply during cooler periods (early morning/late evening) farmextensionmanager Season: Best results during active growing seasons with moderate temperatures Application Timing Preventive application: Most effective when applied before pathogen establishment farmextensionmanager Crop stage: Apply during transplanting, flowering, or early growth stages Disease pressure: Increase frequency during high disease pressure periods Success Factors Organic matter: Mix with compost or FYM to enhance establishment discuss.farmnest+1 pH management: Maintain soil pH between 6.0-8.0 for optimal activity discuss.farmnest Avoid stress: Don't expose treated materials to direct sunlight megbrdc Consistent moisture: Maintain soil moisture for sustained fungal activity megbrdc Sustainability Advantage Related Products Ampelomyces quisqualis Bacillus subtilis Bacillus tequilensis Chaetomium cupreum Fusarium proliferatum Lactobacillus plantarum Pediococcus pentosaceus Pseudomonas spp. More Products Resources Read all

Bradyrhizobium elkanii a bacterium that forms symbiotic relationships with legume roots, significantly improving nitrogen availability in the soil, which is essential for leguminous crop production. < Microbial Species Bradyrhizobium elkanii Bradyrhizobium elkanii a bacterium that forms symbiotic relationships with legume roots, significantly improving nitrogen availability in the soil, which is essential for leguminous crop production. Strength 1 x 10⁸ CFU per gram / 1 x 10⁹ CFU per gram / 1 x 10¹⁰ CFU per gram Product Enquiry Buy this species Download Brochure Benefits Nitrogen Fixation Bradyrhizobium elkanii forms symbiotic relationships with leguminous plants, fixing atmospheric nitrogen into ammonia, which enhances soil fertility and plant growth. Enhanced Nutrient Availability It enhances the availability of essential nutrients such as phosphorus and iron to the host plant, contributing to improved plant health and yield. Stress Tolerance Bradyrhizobium elkanii produces stress-protective compounds like exopolysaccharides, aiding plants in coping with environmental stresses such as drought and salinity. Biocontrol Agent It competes with pathogenic microorganisms in the rhizosphere, helping to suppress plant diseases and promote healthier plant growth. Dosage & Application Additional Info Scientific References Mode of Action Sustainability Advantage FAQ Scientific References Scientific References and Molecular Mechanisms of Symbiosis (2025 Update) Overview of Bradyrhizobium elkanii Symbiotic Signaling The establishment of B. elkanii-legume symbiosis is a sophisticated molecular dialogue involving plant-derived signals (flavonoids), bacterial Nod factors (NFs), Type III secretion system (T3SS) effectors, and host-encoded resistance proteins. This intricate regulatory network determines host specificity, nodule organogenesis, and nitrogen fixation efficiency. 1. Molecular Signaling Initiation Flavonoid-Mediated Activation Host-to-Bacterium Signal:Legume roots experiencing nitrogen starvation exude flavonoid compounds (e.g., genistein, daidzein, luteolin) into the rhizosphere. These flavonoids penetrate the B. elkanii cell membrane and bind to the NodD regulatory protein, a member of the LysR family of transcriptional regulators. Key Research Findings: Flavonoid concentrations as low as 10⁻⁸ M activate nod gene expression in B. elkanii Different legume species exude distinct flavonoid profiles, contributing to host specificity Transcription of the nodYABCSUIJnolMNOnodZ operon is directly dependent upon NodD-flavonoid complexes TtsI (transcriptional activator of T3SS) is also responsive to flavonoids and coordinates both Nod factor and T3SS expression Regulatory Architecture The B. elkanii regulatory circuit involves: NodD: LysR-type regulator controlling nod gene expression NodW: Regulatory protein modulating flavonoid recognition TtsI: Transcriptional regulator of T3SS genes, activated by plant flavonoids Coordination of these regulators ensures spatiotemporal expression of symbiotic genes 2. Nod Factor Biosynthesis and Host Recognition Structure and Function Nod Factors (NFs):Nod factors are lipochitooligosaccharides (LCOs) comprising a backbone of 3–5 N-acetyl-D-glucosamine (GlcNAc) units with a long-chain fatty acyl group (C16–C18) attached to the non-reducing terminus. Nod Gene Clusters in B. elkanii: nodA: Encodes N-acetyl transferase; transfers the acyl chain to the GlcNAc backbone nodB: N-acetyl lyase; removes N-acetyl group from the non-reducing terminus nodC: Chitin synthase; synthesizes the GlcNAc backbone nodS, nodU, nodI, nodJ: Involved in modification and transport of Nod factors nodZ: Encodes a glucosidase involved in Nod factor modification for B. elkanii-specific legume recognition Nod Factor Modification B. elkanii produces modified Nod factors unique to this species: Acetyl substitution patterns differ between strains Host-specific decorations on the oligosaccharide backbone determine compatibility with legume receptors (NFRs: Nod Factor Receptors) Molecular recognition is highly specific; B. elkanii NF structure triggers nodulation in soybean (Glycine max), but not in hosts compatible with other rhizobia Structural Variations and Host Specificity B. elkanii genomes harbor extensive nodulation gene repertoires: Multiple nod gene variants on symbiotic islands allow synthesis of a spectrum of Nod factor structures Comparative genomic analysis reveals gene duplications and deletions affecting Nod factor decoration These variations contribute to the competitive nodulation phenotype of B. elkanii and its ability to nodulate multiple legume hosts at variable efficiency 3. Type III Secretion System (T3SS) and Effector Proteins T3SS Architecture The T3SS is a molecular syringe-like apparatus embedded in the bacterial cell envelope that delivers effector proteins (Nops: nodulation outer proteins) directly into host plant cells. T3SS Components in B. elkanii: RhcJ: Outer membrane channel protein RhcV: Inner membrane channel protein RhcQ: ATPase providing energy for protein secretion RhcC, RhcD, RhcE, RhcF: Basal body proteins FlhA, FliK, FliP: Apparatus assembly proteins Transcriptional Control: T3SS gene expression is controlled by TtsI (transcriptional activator) TtsI is activated by plant flavonoids, creating a coordinated response with Nod factor synthesis The T3SS is activated only in the presence of compatible plant roots, preventing wasteful energy expenditure in the soil T3SS Effector Proteins and Functions NopL: Key Determinant for Nodule Organogenesis Function: NopL is among the most critical T3SS effectors, particularly for B. elkanii USDA61 symbiosis with certain legume species (e.g., Vigna mungo). NopL-deleted mutants form infection threads on Vigna mungo roots but fail to establish nodules, indicating its essential role in nodule primordia formation NopL is exclusively conserved among Bradyrhizobium and Sinorhizobium genera, suggesting ancient evolutionary origin Phylogenetic analysis indicates NopL diverged from the canonical T3SS lineage, suggesting specialized symbiotic function Mechanism: NopL enters host cell nuclei and likely interacts with plant transcription factors Suppresses host immune responses that would otherwise block infection Triggers expression of early nodulation genes required for meristem initiation Bel2-5: NF-Independent Nodulation Effector Dual Functions: In some legumes (e.g., soybean nfr1 mutants), Bel2-5 can trigger nodulation independently of Nod factors In soybean carrying the Rj4 allele (dominant resistance gene), Bel2-5 acts as a virulence factor, triggering immune responses that prevent infection Structural Features: Contains ubiquitin-like protease (ULP) domain Two EAR (ethylene-responsive element-binding factor-associated amphiphilic repression) motifs for transcriptional regulation Nuclear localization signal (NLS) enabling entry into plant cell nuclei Internal repeat sequences with unknown function Shares structural similarity with XopD from the plant pathogen Xanthomonas campestris pv. vesicatoria Domain-Function Correlation: The C-terminal ULP domain and upstream regions are critical for Bel2-5-dependent nodulation phenotypes Mutations in EAR motifs abolish nodulation ability Deletion of NLS impairs nuclear targeting and symbiotic function InnB: Strain-Specific Symbiotic Modulator Host-Specific Effects: InnB promotes nodulation on Vigna mungo cultivars InnB restricts nodulation on Vigna radiata cv. KPS1 This differential phenotype reflects distinct recognition mechanisms in different legume species Expression and Localization: innB expression is flavonoid-dependent and TtsI-regulated InnB protein is secreted via T3SS and translocated into host cells Adenylate cyclase assays confirm T3SS-dependent translocation into nodule cells NopM: Ubiquitin Ligase Triggering Senescence Function: NopM triggers early senescence-like responses in incompatible hosts (e.g., Lotus species). Possesses E3 ubiquitin ligase domain and leucine-rich-repeat domain Acts similarly to PAMP-triggered immunity (PTI) and effector-triggered immunity (ETI) in pathogenic bacteria Mediates ubiquitination of host target proteins, leading to degradation and immune responses Results in browning of nodules and disrupted symbiosis Phylogenetic Conservation: NopM homologs are found in both pathogenic and symbiotic bacteria, highlighting the evolutionary relatedness of virulence and symbiotic mechanisms NopF: Infection Thread Inhibitor Role in Host Specificity: NopF triggers inhibition of infection thread formation in Lotus japonicus Gifu Represents a post-recognition checkpoint for host-pathogen compatibility Allows alternative legume accessions (L. burttii, L. japonicum MG-20) to proceed with symbiosis, despite presence of NopF NopP2: Fine-Tuning Symbiotic Efficiency Function: NopP2 fine-tunes symbiotic effectiveness with Vigna radiata. Located within the symbiotic island near the nif cluster Differential effects depending on host genotype and strain background Contributes to variable nodulation phenotypes among B. elkanii strains 4. Host Specificity and Rj Gene-Mediated Resistance The Rj Gene System in Soybean Soybean (Glycine max) possesses a dominant host resistance system controlled by Rj (Rejection) genes that restrict nodulation by specific Bradyrhizobium strains. Rj4 Gene: Encodes a thaumatin-like protein (TLP), a member of the pathogenesis-related (PR-5) protein family Structurally similar to plant anti-fungal proteins Restricts nodulation by many B. elkanii strains, particularly Type B strains (e.g., USDA61) Soybean cultivars carrying Rj4 are incompatible with B. elkanii but compatible with Bradyrhizobium diazoefficiens USDA110 Rj2 Gene: Encodes a TIR-NBS-LRR protein (Toll-interleukin receptor/nucleotide-binding site/leucine-rich repeat) Represents a receptor-like immune protein structurally similar to plant R proteins for pathogen resistance Critical amino acid I490 (isoleucine) in Rj2 determines incompatibility with Bradyrhizobium diazoefficiens USDA122 Restricts specific rhizobial strains but allows infection by compatible strains Rj3 Gene: Restricts B. elkanii Type B strains (e.g., BLY3-8, BLY6-1, USDA33) despite allowing nodulation by B. japonicum USDA110 T3SS and its effectors are critical for Rj3-mediated incompatibility Mutations in T3SS components (TtsI, RhcJ) overcome Rj3 restriction, confirming T3SS involvement Gene-for-Gene Model of Symbiotic Specificity The B. elkanii-soybean system exemplifies a gene-for-gene interaction: Bacterial avirulence gene (avr): T3SS effector genes (e.g., nopL, bel2-5, nopM) function as avirulence determinants Plant resistance gene (R): Soybean Rj genes encode receptors recognizing effector-triggered immune responses Incompatibility occurs when bacterial effector matches soybean R gene recognition specificity Compatibility requires bacterial effectors that evade or suppress Rj-mediated immunity 5. Infection and Nodule Development Infection Thread Formation Stages: Pre-infection: Nod factors bind to NFR1/NFR5 receptors on legume root epidermis, activating early symbiotic signaling Infection initiation: B. elkanii invades through root hair curling (Nod factor-dependent) or via crack entry (T3SS-dependent in certain genotypes) Intercellular infection: Bacteria travel through infection threads (wall-bound tubular structures) into the cortex Release and bacteroid formation: Bacteria are released into cortical cells and enclosed within plant-derived peribacteroid membranes Role of T3SS in Infection Nod factor-independent nodulation: B. elkanii T3SS effectors (particularly Bel2-5) can trigger nodulation of soybean nfr1 mutants lacking functional Nod factor receptors Infection thread progression: T3SS suppresses plant defense responses (ROS production, ethylene synthesis) that normally block infection thread elongation Bacterial release: T3SS effectors facilitate bacterial transition from infection threads into cortical cells for bacteroid development Nodule Organogenesis and Development Transcriptional Reprogramming: B. elkanii T3SS effectors and Nod factors activate soybean early nodulation genes: ENOD40, ENOD93, NIN (Nodule Inception), NSP1, NSP2 These plant genes activate meristem-like programs in cortical cells, initiating nodule primordia Coordinated T3E activity (NopL, Bel2-5, NopP2) is essential for primordia formation Nodule Maturation: Infected cells undergo endoreduplication (multiple rounds of DNA replication without cell division) Cortical cells expand to accommodate dividing bacterial cells Peribacteroid membranes establish nutrient exchange compartments Gibberellin Role: B. elkanii synthesizes gibberellin precursor (GA₉) via cytochrome P450 monooxygenase Host soybean expresses GA 3-oxidases (GA3ox) within nodules, converting GA₉ to bioactive GA₄ GA₄ regulates nodule size, influences meristem bifurcation, and modulates senescence Higher GA levels correlate with increased nodule size and bacterial progeny, providing selective advantage to GA-producing strains 6. Nitrogen Fixation Biochemistry Nitrogenase Enzyme Complex Components: Component I (MoFe protein): Contains molybdenum and iron clusters Component II (Fe protein): Contains iron-sulfur cluster; transfers electrons to Component I Electron donors: Bacteroid respiration provides reducing power; organic acids (malate, α-ketoglutarate) drive electron transport Catalytic Reaction:[ \text{N}_2 + 8 e^- + 16 \text{ATP} \to 2 \text{NH}_3 + \text{H}_2 + 16 \text{ADP} + 16 P_i ] Key Features: Requires strictly anaerobic conditions (oxygen sensitivity) Demands substantial ATP input (~16 molecules ATP per N₂ molecule fixed) B. elkanii bacteroids express oxygen-scavenging mechanisms including leghemoglobin synthesis Oxygen Management in Nodules Oxygen Gradient: Outer nodule layers maintain aerobic respiration for ATP generation Interior nodule zones remain anaerobic for nitrogenase activity B. elkanii respiration consumes oxygen in bacterial layers, maintaining hypoxia in nitrogenase-active compartments Oxygen-Protective Mechanisms: Leghemoglobin (plant-encoded, bacteroid-synthesized iron-containing protein) buffers oxygen at nanomolar levels, preventing nitrogenase inactivation Bacteroid differentiation produces enlarged, polyploid cells with reduced permeability to oxygen Expressed late nodulation proteins (Nols) contribute to oxygen protection Metabolic Integration Carbon-Nitrogen Balance: Host plants provide carbohydrates (photosynthetically-derived organic acids) to bacteroids B. elkanii oxidizes organic acids via citric acid cycle and electron transport chains, generating ATP and reducing equivalents for nitrogenase Efficient strains (e.g., B. elkanii USDA76) show higher enzyme levels for Nod factor synthesis and metabolic integration Ammonia Utilization: Ammonia fixed by nitrogenase is rapidly assimilated via glutamine synthetase (GS) in bacteroids However, much ammonia is excreted to host cells, where plants incorporate it into amino acids (glutamine, aspartate) Plant cells return nitrogen to bacteroids as amino acids and organic compounds, establishing exchange equilibrium 7. Regulatory Networks and Gene Expression NifA-RpoN Regulatory Circuit NifA: Sigma-54-dependent transcriptional activator controlling expression of nitrogen fixation (nif) and related genes Activates nifHDK genes encoding nitrogenase structural proteins Responsive to oxygen levels; activated under microoxic conditions characteristic of nodule interiors Coordinates temporal expression of nif genes with nodule development progression RpoN: Sigma-54 RNA polymerase recognizing NifA-bound promoters Directs transcription from nif promoters bearing NifA-binding sites Links nitrogen fixation gene expression to nodule maturation stage GlnR Regulatory Protein Function: Controls nitrogen assimilation genes and cross-talks with symbiotic signaling Represses genes for nitrogen scavenging (e.g., ABC transporters) when ammonia is abundant Releases repression when ammonia becomes limiting, activating alternative nitrogen acquisition pathways Prevents metabolic conflict during high nitrogen fixation rates AdeR (Adenine Deaminase Regulator) Role: Modulates purine metabolism and symbiotic efficiency Controls genes involved in nucleotide synthesis Adjusted expression enables rapid bacterial replication in nodules while supporting biosynthesis of symbiotic proteins 8. Comparative Genomics: Symbiotic Island Architecture Symbiotic Island Composition B. elkanii genomes contain low GC-content regions (symbiotic islands) harboring symbiosis-essential genes: Island A (Main symbiotic island): ~690 kb Contains nod cluster: nodABC, nodD, nodZ, regulatory sequences Contains nif cluster: nifHDK, nifENX, fixABCX Contains fix genes (flavoproteins, cytochromes) for electron transport Island B (Small region): ~4–44 kb Variable across strains; minimal genes Island C: ~200–518 kb Contains additional metabolic and regulatory genes Variable gene content among B. elkanii strains Lateral Gene Transfer and Evolutionary Plasticity Pangenome Analysis: Bradyrhizobium pangenome: 84,078 gene families across species Core genome: 824 genes (essential cell processes) Accessory genome: 42,409 genes (including symbiotic, metabolic, stress response functions) B. elkanii genomes are moderately stable compared to highly plastic genomes of some Sinorhizobium species Genetic Variations: SNPs and indels in symbiotic islands correlate with symbiotic phenotype differences Polymorphisms in nif, fix, and nodulation regulatory genes drive intraspecific variation Integrative conjugative elements (ICEs) facilitate horizontal transfer of symbiotic genes between Bradyrhizobium strains 9. Stress Response and Environmental Adaptation Osmotic Stress Tolerance Mechanisms: Production of exopolysaccharides (EPS) and trehalose Upregulation of osmolyte synthesis under salt stress Maintenance of cell membrane integrity under water deficit Acid-Soil Adaptation pH Tolerance: Many B. elkanii strains tolerate pH 4.5–6.5, though optimal nodulation occurs at pH 6.0–7.5 Expression of acid-tolerance proteins enables survival in acidic soils Selection pressure in Brazilian Cerrado soils (naturally acidic) has generated acid-adapted B. elkanii strains Mode of Action Step-by-Step Nodulation Process Phase 1: Recognition and Signaling (Hours 0–12) Host root exudation of flavonoids B. elkanii perception and chemotaxis toward root Activation of nod gene transcription via NodD-flavonoid interaction Synthesis and secretion of Nod factors Nod factor recognition by plant NFR1/NFR5 receptors Initiation of early nodulation gene expression in plant Phase 2: Infection (Days 1–3) Root hair curling and bacterial microcolony formation Infection thread invasion through root epidermis T3SS-mediated suppression of plant defense responses Intercellular infection thread progression toward cortex Bacterial translocation into cortical cells Phase 3: Nodule Organogenesis (Days 3–7) Induction of cortical cell mitosis (meristem activation) Differentiation of nodule tissues (vascular bundle, infection zone) Bacterial release from infection threads Formation of peribacteroid membranes Nodule structure maturation Phase 4: Bacteroid Differentiation and Nitrogen Fixation (Days 7–21) B. elkanii endoreduplication and morphological differentiation Expression of nitrogenase (nif) and iron-sulfur cluster synthesis genes Establishment of microaerobic environment Initiation of nitrogen fixation Nitrogen transfer to host plant Phase 5: Sustained Symbiosis (Weeks 3–Harvest) Peak nitrogen fixation rates Continuous nitrogen supply to plant Bacterial maintenance and reproduction within nodules Age-dependent nodule senescence in late pod-fill stages Additional Info Recommended Crops: Cereals, Millets, Pulses, Oilseeds, Fibre Crops, Sugar Crops, Forage Crops, Plantation crops, Vegetables, Fruits, Spices, Flowers, Medicinal crops, Aromatic Crops, Orchards, and Ornamentals. Compatibility: Compatible with Bio Pesticides, Bio Fertilizers, and Plant growth hormones but not with chemical fertilizers and chemical pesticides. Shelf Life: Stable within 1 year from the date of manufacturing. Packing: We offer tailor-made packaging as per customers' requirements. Dosage & Application Crop Recommendations and Compatibility Compatible Legumes for B. elkanii Primary Hosts: Soybean (Glycine max) – highest efficiency and most extensively studied Peanut (Arachis hypogaea) – excellent nodulation; SEMIA 6144 strain widely used Mung Bean (Vigna radiata) – strain-dependent compatibility (USDA61 is incompatible with some cultivars) Black-Eyed Pea (Vigna unguiculata) – variable efficiency depending on strain Secondary Hosts (with strain-specific compatibility): Groundnut (Arachis hypogaea) Yard-long Bean (Vigna unguiculata subsp. sesquipedalis) Black Gram (Vigna mungo) – USDA61 strain shows exceptional specificity Broad Host Range (Associated Legumes): Various Vigna species Certain Vicia species Select native legume species Non-Host Associations (Growth Promotion Without Nodulation) B. elkanii can colonize grass roots and promote growth through: Production of plant growth hormones (IAA, gibberellins) Enhanced root development and mineral uptake Demonstrated effects on: white oats, black oats, ryegrass Associated References: Similar to Paenibacillus azotofixans, which also promotes non-legume growth through PGPR mechanisms, B. elkanii exhibits plant growth-promoting properties beyond nodulation. Compatibility with Agricultural Inputs Input Type Compatibility Notes Bio-Pesticides Compatible Use with caution; avoid simultaneous application with broad-spectrum fungicides Bio-Fertilizers Compatible Synergistic effects with phosphate-solubilizing bacteria (PSB) observed Plant Growth Hormones Compatible Enhanced effects when combined with IAA or gibberellin-producing organisms Chemical Fertilizers Incompatible Avoid high rates of urea; inhibit nodule formation and nitrogen fixation Fungicides (Broad-Spectrum) Incompatible Fungicides reduce bacterial viability; use selective agents or pre-inoculation strategies Herbicides Compatible (Selective) Most herbicides compatible; avoid herbicides with antimicrobial activity Insecticides Compatible (Most) Compatibility varies by class; pyrethroids and neonicotinoids generally safe Shelf Life and Storage Shelf Life: Stable for up to 1 year from manufacturing date under proper conditions Storage Temperature: Cool, dry conditions; maintain 4–15°C for extended viability Light Protection: Store away from direct sunlight (UV light reduces viability) Humidity: Keep in sealed containers to prevent moisture loss Monitoring: Check for discoloration, odor, or contamination before use; discard if compromised Dosage and Application Methods Seed Coating/Seed Treatment Protocol: Prepare slurry: Mix 10 g of Bradyrhizobium elkanii with 10 g crude sugar in sufficient water Coat 1 kg of seeds evenly with slurry mixture Dry coated seeds in shade before sowing (allow 2–3 hours) Sow treated seeds immediately or store in cool, dry conditions for up to 60–90 days (viability maintained with proper storage) Advantages: Simple, cost-effective, ensures bacterium-seed contact, minimal equipment Seedling Treatment (Nursery Application) Protocol: Mix 100 g of Bradyrhizobium elkanii with sufficient water Dip seedling roots into inoculant slurry for 5–10 minutes Transplant seedlings into field immediately Applications: Nursery-raised legumes (peanut, some vegetables); labor-intensive but ensures high infection rates Soil Application (Broadcasting) Protocol: Mix 3–5 kg per acre of Bradyrhizobium elkanii with organic manure or vermicompost Distribute mixture uniformly across field during land preparation Incorporate into soil by plowing or harrowing 2–3 weeks before sowing Alternatively, apply close to seeding for rapid root colonization Advantages: Builds soil population; benefits residual inoculum for crop rotations Rate: 3–5 kg/acre optimal for establishment of ~10⁷–10⁸ CFU/g soil Irrigation/Fertigation Application Protocol: Mix 3 kg per acre of Bradyrhizobium elkanii in water (1:10 ratio) Pass through 100-mesh filter to remove particles Apply via drip lines or sprinkler irrigation system Best applied in evening to reduce UV exposure Advantages: Reaches established root systems; applicable post-emergence; supports nodule maintenance Timing: Early vegetative stages (V2–V4) for maximum nodule formation FAQ General Biology and Function What makes Bradyrhizobium elkanii different from free-living nitrogen fixers like Paenibacillus azotofixans? Bradyrhizobium elkanii is a symbiotic nitrogen fixer that forms intimate associations with legume roots and establishes specialized nitrogen-fixing nodules. In contrast, Paenibacillus azotofixans is a free-living nitrogen fixer that operates independently in soil without forming nodules. B. elkanii achieves higher nitrogen fixation rates (100–300 kg N/ha/season) through symbiotic cooperation with host plants, whereas P. azotofixans supplies more modest benefits (20–50 kg N/ha depending on conditions). B. elkanii cannot infect non-legume hosts, while P. azotofixans benefits a broad range of crop species through general PGPR mechanisms. For legume cultivation, B. elkanii is the preferred choice due to superior nitrogen fixation efficiency. How does Bradyrhizobium elkanii survive in different soil conditions? B. elkanii survives through multiple strategies. As a non-spore-forming bacterium, it depends on competitive fitness and metabolic flexibility rather than dormancy. B. elkanii tolerates: Acidic soils (pH 4.5–6.5): Acid-adapted strains (e.g., from Brazilian Cerrado) have evolved acid-tolerance proteins Drought: Produces exopolysaccharides (EPS) and osmolytes for osmotic balance Salinity: Synthesizes antioxidant molecules and ionic homeostasis proteins Temperature fluctuations: Expresses heat-shock proteins and cold-adaptation proteins Nutrient starvation: Metabolic versatility supports survival on minimal carbon and nitrogen sources Survival in soils is enhanced by host plant association, which supplies carbohydrates and maintains favorable microenvironments within root nodules. Can Bradyrhizobium species work synergistically with other soil bacteria? Yes, synergistic effects are well-documented: Phosphate-solubilizing bacteria (PSB): Co-inoculation with PSB (e.g., Bacillus megaterium) enhances phosphorus availability, improving B. elkanii nodule formation and nitrogen fixation Azospirillum species: Co-inoculation of B. elkanii with Azospirillum brasilense produces superior soybean growth through complementary IAA production; IAA stimulates root growth, improving rhizobial infection Bacillus subtilis: Co-inoculation in saline-alkali soils increased soybean yield by 18% compared to B. elkanii alone Biofilm formation: In consortia, rhizobia establish biofilms on root surfaces, enhancing competition with native rhizobia and pathogenic microbes What is the optimal soybean genotype for B. elkanii nodulation? Optimal genotypes depend on strain compatibility with soybean Rj genes: Best compatibility: Non-Rj genotypes and Rj4-gene carriers (with compatible B. elkanii strains, but not USDA61) Poor compatibility: Rj3-genotype cultivars generally incompatible with B. elkanii Type B strains Strain-specific: B. elkanii strains vary in effectiveness with different cultivars USDA76, SEMIA 587, SEMIA 5019: Good nodulation on most soybean genotypes USDA61: Excellent on soybean but incompatible with Rj4 genotypes Elite strains (e.g., ESA 123): Superior performance in drylands Recommendation: For maximum nitrogen fixation, select cultivars without restrictive Rj genes and pair with adapted strain Agricultural Applications and Management Which crops benefit most from Bradyrhizobium elkanii application? All legume crops benefit, but effectiveness varies: Highest benefit: Soybean, peanut, mung bean (90–300 kg N/ha fixation) Good benefit: Black-eyed pea, groundnut, yard-long bean (100–200 kg N/ha) Situational benefit: Native legumes, forage legumes (highly variable) No benefit: Non-legume crops (though limited growth promotion observed with some grasses) Factors maximizing benefit: Presence of native rhizobial population <10⁴ CFU/g soil Absence of antagonistic soil microbes Compatible soybean genotype (for soybean) Adequate soil pH (5.5–7.5) Highest ROI crops: Soybean in virgin soils; peanut in semi-arid regions with drought-adapted strains How quickly can farmers expect to see results from Bradyrhizobium elkanii inoculation? Timeline: 1–2 weeks post-inoculation: Infection thread formation; root colonization progresses 2–4 weeks: Visible nodule appearance; initiation of nitrogen fixation 4–8 weeks: Peak nodulation and nitrogen fixation rates established 8–16 weeks (R1–R5 stages in soybean): Cumulative nitrogen benefit becomes apparent in plant biomass Harvest: Final yield difference becomes quantifiable Field observations: Early-inoculated plants show accelerated growth compared to uninoculated controls Root development superior within 3–4 weeks Leaf color and vigor improvements evident by 6–8 weeks Yield increase: 5–60% depending on initial soil population and environmental conditions Maximum benefit: Observed at crop maturity; early-season nodulation establishes sustained nitrogen supply for pod fill and grain development Is Bradyrhizobium elkanii compatible with other agricultural inputs? Compatibility Summary: ✓ Bio-pesticides: Compatible (exclude broad-spectrum fungicides) ✓ Bio-fertilizers & PSB: Highly compatible; synergistic effects ✓ Plant hormones (IAA, GA): Compatible; enhanced effects ✓ Herbicides: Most compatible; avoid antimicrobial formulations ✗ Chemical fertilizers: High nitrogen rates inhibit nodulation ✗ Broad-spectrum fungicides: Lethal to B. elkanii; use selective or post-inoculation application ✗ Chemical nematicides: Many reduce viability Recommendation: Apply B. elkanii as early as possible (seed or pre-plant soil); avoid fungicides during first 4–6 weeks post-inoculation. Nitrogen fertilizers should be minimal (<50 kg N/ha) to avoid suppression of nitrogen fixation. Environmental Impact and Sustainability Does Bradyrhizobium elkanii have any environmental risks? Safety Profile: Naturally occurring soil bacterium; non-pathogenic to plants and animals No environmental accumulation; subject to normal soil microbial turnover Approved for organic farming systems (non-GMO) Reduces synthetic fertilizer use, thereby lowering greenhouse gas emissions Environmental Benefits: Replaces ~100–300 kg N/ha of synthetic fertilizer per crop season Synthetic fertilizer production accounts for ~2% of global energy use; B. elkanii reduces this footprint Decreases soil contamination risk from excess nitrate leaching Improves soil carbon sequestration through enhanced root exudation and organic matter Potential concerns (minimal): If non-competitive strains displace native rhizobia (rare; native populations typically recover) Nodule senescence releases carbon; however, net soil carbon often increases due to residual legume biomass Overall: B. elkanii inoculation is environmentally sound and beneficial to soil ecosystems How does Bradyrhizobium elkanii contribute to sustainable farming? Sustainability Contributions: Nitrogen cycle restoration: Reduces dependence on Haber-Bosch synthetic nitrogen Soil health: Improves biological activity, organic matter, and aggregate stability Crop rotation benefits: Legume crops (with B. elkanii) replenish nitrogen for subsequent cereal crops; reduces fertilizer for following season by 30–50% Carbon footprint reduction: Avoids emissions from fertilizer production (~0.5 kg CO₂ per kg N eliminated) Resilience to climate variability: Nitrogen fixation continues under drought (strain-dependent) better than relying on soil nitrogen pools Economic sustainability: Inoculant cost (~$2–5 per hectare) << synthetic nitrogen fertilizer cost (~$15–40 per hectare) Broader implications: Integration of B. elkanii inoculation into farming systems supports UN Sustainable Development Goal 12 (Responsible Consumption and Production) and Goal 13 (Climate Action) Can Bradyrhizobium elkanii help with climate change mitigation? Direct contributions: Reduced N₂O emissions: Elite strains carrying N₂O reductase (nos genes) reduce soil N₂O emissions by ~70% compared to standard strains Fertilizer reduction: Each kilogram of synthetic nitrogen avoided saves ~5 kg CO₂ equivalent from production and transport Soil carbon sequestration: Enhanced root exudation and legume residue decomposition increases soil carbon stocks Example calculation: Soybean field (50 ha) with B. elkanii inoculation Replaces 100 kg N/ha with biological fixation Avoids: 5,000 kg CO₂ equivalent (from fertilizer production), 100 kg N₂O equivalent (20 kg CO₂ equivalent), 250 kg CO₂ (from transport/application) Total mitigation: ~5,370 kg CO₂ equivalent per season Product Selection and Application Strategies How should Bradyrhizobium elkanii products be stored? Storage Conditions: Temperature: 4–15°C (cool, dry storage) Light: Darkness (UV light reduces viability by ~50% per week) Humidity: Sealed containers; humidity <70% Duration: Up to 1 year from manufacturing date Storage best practices: Keep in original sealed containers Store in dedicated cool storage (not with agrochemicals or fertilizers) Avoid direct sunlight, heat exposure Do not refrigerate below 4°C (cold stress reduces viability) Check for discoloration, foul odor, or contamination before use Discard products exceeding shelf life or showing signs of degradation Pre-application checks: Verify CFU concentration (should be ≥10⁸ CFU/g) Confirm expiration date Check for clumping or separation (sign of degradation) What is the optimal application timing for Bradyrhizobium elkanii? Timing Strategy: Best: Seed treatment 3–14 days before sowing (allows infection thread formation before water stress from germination) Good: At-planting seed treatment (simultaneous with sowing) Acceptable: Soil application 2–3 weeks before sowing (establishes soil population) Last resort: Early V2–V4 application (later than ideal but still effective) Seasonal considerations: Spring planting: Warmer soils favor infection; apply when soil temperature ≥15°C Monsoon crops: Ensure good soil drainage; waterlogged soils reduce nodulation Dry seasons: Apply post-irrigation or pre-monsoon for optimal soil moisture Sequential plantings: If crop residue is retained (no-till), residual soil population often supports second-year crops; re-inoculation beneficial only if populations fall below 10⁴ CFU/g soil Can organic farmers use Bradyrhizobium elkanii? Organic Certification Status: Yes, fully approved for certified organic production Bradyrhizobium elkanii is a naturally occurring, non-GMO soil bacterium Meets IFOAM (International Federation of Organic Agriculture Movements) standards Complies with organic certification requirements (USDA National Organic Program, EU Organic Regulation, others) Organic system benefits: Eliminates synthetic nitrogen fertilizer requirement Supports crop rotation strategies Improves soil biological diversity Aligns with organic philosophy of biological nutrient cycling Recommendations for organic farmers: Use seed treatments rather than synthetic fungicide combinations Apply biological inoculants early (seed or pre-plant) Avoid synthetic fungicides during critical nodulation period (first 4–6 weeks) Incorporate into comprehensive organic management (crop rotation, adequate organic matter, proper pH) Connecting B. elkanii and P. azotofixans While Bradyrhizobium elkanii and Paenibacillus azotofixans represent distinct nitrogen-fixing strategies, both contribute to agricultural sustainability: Characteristic B. elkanii P. azotofixans Nitrogen fixation strategy Symbiotic (nodulation) Free-living soil Host range Legumes (highly specific) Broad host range (all crops) Nitrogen contribution 100–300 kg N/ha/season 20–50 kg N/ha/season Nodule formation Yes; essential No PGPR functions Limited (nodulation-focused) Multiple (IAA, GA, biocontrol) Best use Legume crops Non-legumes and supplementary legume inoculation Interaction Can compete for nodule occupancy Complementary; enhances B. elkanii effectiveness via IAA production Integrated Approach: In diversified farming systems, B. elkanii inoculant for legume crops followed by P. azotofixans for non-legume crops creates a comprehensive biological nitrogen management strategy. Conclusion Bradyrhizobium elkanii represents a cornerstone microorganism for sustainable legume production. Its sophisticated molecular mechanisms for host recognition, infection, and nitrogen fixation, combined with practical agricultural benefits, make it indispensable for modern sustainable agriculture. With proper strain selection, timing, and integration with complementary practices, B. elkanii inoculation can significantly improve crop yields, reduce fertilizer dependency, and enhance soil health across diverse agroecosystems. Sustainability Advantage Related Products Acetobacter xylinum Azospirillum brasilense Azospirillum lipoferum Azospirillum spp. Azotobacter vinelandii Beijerinckia indica Bradyrhizobium japonicum Gluconacetobacter diazotrophicus More Products Resources Read all

Enhance flowering with Bloom Up by Indogulf BioAg. Premium, organic plant protection for vibrant blooms. Trusted manufacturer and exporter of quality solutions. < Plant Protect Bloom Up Reflective anti-transpirant from vegetable oil that enhances drought tolerance, reduces water loss, and improves crop health. Non-toxic and biodegradable. Product Enquiry Download Brochure Benefits Improves Post-Harvest Quality Improves the post-harvest keeping quality and vase life of crops by maintaining cell turgidity and overall freshness. Reduces Water Loss Effectively reduces water loss from the plant surface through reflecting a greater amount of incident light than normal. Maintains Turgor Pressure Helps to maintain the relative water content and turgor of the plant, ensuring cell turgidity even after harvest. Enhances Stress Resistance Helps plants recover from thermic and cold stress, improving resistance to drought. Composition It is based on long chain fatty alcohol derived from non-edible vegetable oil. Composition Dosage & Application Key Benefits FAQ Additional Info Additional Info Mode of Action BLOOM UP primarily functions by reflecting the sun’s rays. When applied as a foliar spray, it creates a thin glassy film-coat that enhances light reflection, thereby reducing the thermal impact on plant tissues. Recommended Crops Cereals, Millets, Pulses, Oilseeds, Fibre Crops, Sugar Crops, Forage Crops, Plantation Crops, Vegetables, Fruits, Spices, Flowers, Medicinal Crops, Aromatic Crops, Orchards, and Ornamentals. Shelf Life & Packaging Storage: Store in a cool, dry place at room temperature Shelf Life: 24 months from the date of manufacture at room temperature Packaging: 1 litre / 5 litre FAQ What is Bloom Up used for? Bloom Up is used as a natural anti-transpirant and anti-stress plant feed. It helps reduce water loss from plant surfaces, improves drought tolerance, supports crop health, and helps maintain post-harvest freshness. How does Bloom Up help plants during drought stress? Bloom Up creates a thin reflective film on plant surfaces. This helps reflect part of the sun’s rays, reduces thermal stress on plant tissues, and helps limit excessive moisture loss during drought, heat, or water-stress conditions. Can Bloom Up help improve post-harvest quality? Yes. Bloom Up helps maintain cell turgidity and freshness by reducing water loss. This can support better post-harvest keeping quality, firmness, and vase life in suitable crops. Which crops can Bloom Up be used on? Bloom Up can be used on a wide range of crops, including cereals, millets, pulses, oilseeds, fibre crops, sugar crops, forage crops, plantation crops, vegetables, fruits, spices, flowers, medicinal crops, aromatic crops, orchards, and ornamentals. How should Bloom Up be applied? Mix 3–5 ml of Bloom Up per 1 litre of water . Apply as a foliar spray and ensure thorough coverage of the plant surface. Spray until the foliage is well covered, without excessive runoff. Can Bloom Up be used through a drip system? Bloom Up is primarily designed for foliar application because its main action depends on forming a reflective film on plant surfaces. For best results, it should be sprayed onto the crop canopy. Use through drip or irrigation systems should only be considered where specifically validated for the crop and application system. Is Bloom Up biodegradable? Yes. Bloom Up is biodegradable and non-toxic, making it suitable for sustainable crop stress-management programs. Key Benefits Reduces Water Loss from Plant Surfaces Bloom Up forms a thin reflective film on plant surfaces, helping reduce water loss and lowering the impact of excess heat and sunlight on plant tissues. Supports Plants During Drought Stress By helping plants conserve moisture, Bloom Up supports better tolerance to drought, heat, and water-stress conditions. Helps Maintain Turgor and Freshness Bloom Up helps maintain relative water content and cell turgidity, supporting healthier-looking crops and better freshness after harvest. Improves Post-Harvest Quality Bloom Up can help improve post-harvest keeping quality and vase life by reducing moisture loss and supporting tissue firmness. Enhances Crop Health Bloom Up supports overall crop health by helping plants manage environmental stress while maintaining normal physiological activity. Suitable for a Wide Range of Crops Bloom Up can be used on cereals, pulses, oilseeds, vegetables, fruits, flowers, orchards, ornamentals, plantation crops, spices, medicinal crops, and aromatic crops. Non-Toxic and Biodegradable Bloom Up is non-toxic, biodegradable, and suitable for environmentally responsible crop management programs. Dosage & Application Dosage: Mix 3-5 ml of Bloom Up per 1 liter of water. Drip System: Prepare the spray solution by mixing at the recommended rate (3-5 ml / liter). Adjust the volume of spray fluid according to crop canopy and local practices. Foliar Application: Ensure thorough coverage until dripping point. Recommended dosage is for guideline purpose only. More effective application rates may exist depending on specific circumstances. Related Products Trichoderma viride Beauveria bassiana Flyban Insecta Repel Larvicare Mealycare Metarhzium Anisopliae Mitimax More Products Resources Read all

Aspergillus niger is a beneficial filamentous fungus widely used in agriculture for its ability to produce enzymes that enhance composting and improve soil fertility. Known for breaking down organic matter through enzymes - cellulases, amylases, and pectinases, Asp. niger accelerates the decomposition of agricultural waste into nutrient-rich compost. This compost acts as a natural fertilizer, enriching the soil with essential nutrients, improving its structure, and promoting water retention. Additionally, Asp. niger contributes to bioremediation by degrading harmful chemicals and pollutants, making it an eco-friendly solution for sustainable waste management. As a fungal activator, it plays a crucial role in integrated pest management by indirectly suppressing soil-borne pathogens and pests, fostering healthier and more resilient crops. < Microbial Species Aspergillus niger Aspergillus niger is a beneficial filamentous fungus widely used in agriculture for its ability to produce enzymes that enhance composting and improve soil fertility. Known for breaking down organic matter through enzymes - cellulases, amylases, and pectinases, Asp. niger accelerates the decomposition of agricultural waste into nutrient-rich compost. This compost acts as a natural fertilizer, enriching the soil with essential nutrients, improving its structure, and promoting water retention. Additionally, Asp. niger contributes to bioremediation by degrading harmful chemicals and pollutants, making it an eco-friendly solution for sustainable waste management. As a fungal activator, it plays a crucial role in integrated pest management by indirectly suppressing soil-borne pathogens and pests, fostering healthier and more resilient crops. Strength 1 x 10⁸ CFU per gram / 1 x 10⁹ CFU per gram / 1 x 10¹⁰ CFU per gram Product Enquiry Buy this species Download Brochure Benefits Suppresses pathogens This fungus can inhibit the growth of harmful pathogens in compost, contributing to safer and healthier composting practices. Enhances soil fertility The activities of Aspergillus niger contribute to nutrient release and soil structure improvement, enhancing fertility over time. Accelerates composting process Aspergillus niger produces enzymes that break down organic matter more efficiently, speeding up the composting process. Reduces composting odor By breaking down organic material effectively, Aspergillus niger helps reduce unpleasant odors associated with composting. Dosage & Application Additional Info Scientific References Mode of Action Sustainability Advantage FAQ Scientific References Padmavathi, T. (2015). Optimization of phosphate solubilization by Aspergillus niger using Plackett-Burman and response surface methodology. Chilean Journal of Agricultural Research , 75(3), 310-316. scielo Asadi, M., et al. (2019). Improving municipal solid waste compost process by cycle time reduction through Aspergillus niger IBRC-M 30095 inoculation. Environmental Science and Pollution Research , 26(8), 7414-7424. pmc.ncbi.nlm.nih Yang, M., et al. (2022). Aspergillus niger as a biological input for improving vegetable crop productivity and soil health. Scientific Reports , 12, 4756. pmc.ncbi.nlm.nih Zhang, L., et al. (2023). Combination of Aspergillus niger MJ1 with nitrogen-fixing bacteria improved crop quality and soil properties in barrier soil. Frontiers in Microbiology , 14, 1064358. frontiersin Kumar, S., et al. (2021). Profiling multi-enzyme activities of Aspergillus niger strains growing on different carbon sources for biotechnological applications. Microbial Cell Factories , 20, 234. pmc.ncbi.nlm.nih Rodríguez, H., et al. (2024). Phosphate-solubilizing microorganisms stimulate physiological responses with straw compost assistance. Agronomy , 14(5), 1008. mdpi Chen, W., et al. (2022). Metabolomic profiling and bio-efficacy of Aspergillus niger against soil-borne plant pathogens. Frontiers in Microbiology , 14, 1142144. frontiersin Ahmed, A., et al. (2021). Bioremediation of synthetic and industrial effluents by Aspergillus niger isolated from contaminated soil. Water Research , 185, 116248. pmc.ncbi.nlm.nih Mode of Action Phosphate Solubilization Mechanism Aspergillus niger employs multiple biochemical pathways to mobilize insoluble phosphorus compounds. The fungus produces various organic acids including citric acid (up to 150 g/L), gluconic acid, and oxalic acid that effectively lower soil pH and chelate phosphorus-binding cations. The acidification process dissolves tricalcium phosphate, aluminum phosphate, and iron phosphate, converting them into readily available forms for plant uptake. pjoes+3 Enzymatic Decomposition of Organic Matter The fungus secretes a comprehensive enzyme complex including cellulases (up to 10.50 U/mL), amylases (4.47 U/mL), pectinases, and xylanases that systematically break down lignocellulosic materials. These enzymes operate synergistically to depolymerize complex carbohydrates, proteins, and lignin compounds, accelerating the transformation of crop residues and organic waste into nutrient-rich humus. sciencedirect+3 Biofilm Formation and Soil Colonization Aspergillus niger forms extensive hyphal networks and biofilms that enhance soil structure and water-holding capacity. The fungal mycelia create micro-aggregates that improve soil porosity, aeration, and root penetration while establishing beneficial associations with plant root systems. pmc.ncbi.nlm.nih+3 Heavy Metal Immobilization and Detoxification The fungus produces specialized metabolites and organic acids that bind heavy metals through chelation and precipitation mechanisms. This process effectively removes toxic metals from soil solution while preventing their uptake by plants, contributing to soil remediation and environmental safety. communities.springernature+3 Antimicrobial Compound Production Aspergillus niger synthesizes various bioactive compounds including antibiotics, antifungals, and growth inhibitors that suppress soil-borne pathogens. The competitive exclusion and direct antagonism reduce disease pressure while promoting beneficial microbial communities in the rhizosphere. pmc.ncbi.nlm.nih+2 Plant Growth Hormone Regulation The fungus influences plant endogenous hormone levels, particularly auxins and cytokinins, promoting root development and enhancing nutrient uptake efficiency. This hormonal modulation results in improved plant vigor, stress tolerance, and overall productivity. pmc.ncbi.nlm.nih+1 Additional Info Recommended Crops: Cereals, Millets, Pulses, Oilseeds, Fibre Crops, Sugar Crops, Forage Crops, Plantation crops, Vegetables, Fruits, Spices, Flowers, Medicinal crops, Aromatic Crops, Orchards, and Ornamentals. Compatibility: Compatible with Bio Pesticides, Bio Fertilizers, and Plant growth hormones but not with chemical fertilizers and chemical pesticides that may inhibit fungal activity. Shelf Life: Stable within 1 year from the date of manufacturing when stored under proper conditions. Packing: We offer tailor-made packaging as per customers' requirements including bulk packaging, small sachets, and customized formulations. pH Tolerance: Effective across a wide pH range from acidic (3.5) to alkaline (9.0) conditions, making it suitable for diverse soil types. Temperature Range: Optimal activity between 25-35°C with survival capability from 15-53°C. Application Rate: 2-5 kg per hectare depending on soil conditions and crop requirements. Certification: GRAS (Generally Recognized as Safe) status by FDA for agricultural applications. Dosage & Application Seed Coating/Seed Treatment: Mix 10-15 grams of Aspergillus niger with sufficient water to create a slurry. Coat 1 kg of seeds with this mixture, dry in shade for 2-4 hours, and sow or broadcast in the field. This provides early protection and growth stimulation. Seedling Treatment: Prepare a solution of 100 grams of Aspergillus niger in sufficient water. Dip seedling roots into the solution for 30 minutes before transplanting to establish beneficial fungal colonization. Soil Treatment: Mix 2.5-5 kg per hectare of Aspergillus niger with organic manure or compost. Incorporate the mixture into soil during land preparation or at the time of planting to enhance soil fertility and structure. Composting Application: Add 1-2 kg of Aspergillus niger per ton of organic waste at the beginning of composting process. Mix thoroughly to accelerate decomposition and improve compost quality within 18-25 days. Irrigation/Fertigation: Dissolve 2.5-5 kg per hectare of Aspergillus niger in irrigation water and apply through drip irrigation or soil drenching to establish rhizosphere colonization. Foliar Application: Mix 50 grams per 100 liters of water and spray during early morning or evening hours for enhanced plant protection and growth promotion. This comprehensive content provides all the missing information for the Aspergillus niger page, covering its multifunctional benefits in agriculture, detailed FAQ responses, scientific backing, mode of action mechanisms, and practical application guidelines. The content emphasizes the fungus's role in sustainable agriculture, soil health improvement, and eco-friendly farming practices while providing practical guidance for farmers and agricultural professionals. FAQ What is Aspergillus niger? Aspergillus niger is a filamentous fungus belonging to the genus Aspergillus . It is commonly found in soil, decaying organic matter, compost, plants, and various natural environments. Different strains of Aspergillus niger are used in agriculture, biotechnology, enzyme production, organic acid production, and other industrial applications. Learn more in details . Where is Aspergillus niger commonly found? Aspergillus niger occurs naturally in soil, compost, decaying plant material, stored agricultural products, and other environments containing organic matter. Its ability to grow under different environmental conditions contributes to its widespread occurrence in agricultural and natural ecosystems. What are the main uses of Aspergillus niger? Aspergillus niger has applications in agriculture, composting, biotechnology, enzyme production, and organic acid production. In agriculture, selected strains may be used to support nutrient availability, organic matter decomposition, and microbial activity in soil. What is the difference between Aspergillus niger and other Aspergillus species? Aspergillus is a large genus containing many fungal species with different biological characteristics. Aspergillus niger is commonly associated with dark or black spores and has been widely studied for agricultural and industrial applications. Other Aspergillus species may differ in morphology, metabolism, environmental occurrence, and practical uses. How is Aspergillus niger used in agriculture? In agriculture, selected Aspergillus niger strains can be incorporated into microbial formulations intended to support nutrient cycling, decomposition of organic matter, and improved availability of certain nutrients. Their effectiveness depends on the strain, formulation, crop, soil conditions, application method, and environmental factors. What is the primary function of Aspergillus niger in agriculture? Aspergillus niger functions as a powerful phosphate-solubilizing fungus that converts insoluble phosphorus compounds into plant-available forms while producing enzymes that accelerate organic matter decomposition and improve soil fertility. Get full information about primary function of Aspergillus niger in agriculture . How does Aspergillus niger improve composting efficiency? The fungus produces cellulases, pectinases, and xylanases that break down lignocellulosic materials rapidly, reducing composting time to 18 days while creating nutrient-rich, stable compost with improved agronomic value. Know more in details how does Aspergillus niger improve composting efficiency . Is Aspergillus niger safe for agricultural use? A: Yes, Aspergillus niger is classified as Generally Recognized as Safe (GRAS) by the FDA and is completely natural and non-toxic to plants, humans, and beneficial soil organisms. It is widely used in organic farming practices. Get full information about how Aspergillus niger safe for agricultural use . Can Aspergillus niger help with heavy metal contamination? Yes, the fungus effectively removes heavy metals from contaminated soils through organic acid production and chelation mechanisms, making it valuable for bioremediation applications. What crops benefit most from Aspergillus niger application? All major crop categories benefit, including vegetables, fruits, cereals, and legumes. Research shows particularly significant improvements in cucumber, lettuce, and other vegetable crops with enhanced yield and quality parameters. Check here what crops benefit most from Aspergillus niger application in details. How long does Aspergillus niger remain active in soil? The fungus establishes persistent populations in soil and remains active for several months, providing continuous benefits through phosphate solubilization, enzyme production, and organic matter decomposition. Get full information about how long does Aspergillus niger remain active in soil . Can Aspergillus niger be combined with other biofertilizers? Yes, it works synergistically with other beneficial microorganisms including nitrogen-fixing bacteria and mycorrhizal fungi to create comprehensive soil health management systems. What are the storage requirements for Aspergillus niger products? Store in a cool, dry place below 25°C away from direct sunlight to preserve spore viability and enzymatic activity. Follow product-specific instructions for optimal results. Sustainability Advantage Related Products Aspergillus oryzae Cellulomonas carate Cellulomonas gelida Cellulomonas uda More Products Resources Read all

Enhance soil health with Aminos soil conditioner by Indogulf BioAg. 100% organic, boosts plant growth and soil vitality. Trusted globally by farmers. < Soil Conditioners Aminos A bio-stimulant made from amino acids derived enzymatically from plant proteins, boosting crop yield by providing essential protein building blocks. Product Enquiry Download Brochure Benefits Enhanced Yield Potential Aminos increase grain and fruit yields by improving protein assimilation, leading to higher crop productivity and improved quality of vegetables and fruits. Improved Nutrient Utilization By providing vital proteins and amino acids, Aminos optimize nutrient uptake efficiency, ensuring plants receive essential nutrients for healthier growth. Promotion of Enzymatic Activity Aminos contain natural stimulants that promote enzymatic activities in the soil, enhancing nutrient breakdown and availability for plants. Stimulation of Protein Synthesis Aminos stimulate protein assimilation in plants through essential amino acids, supporting robust growth and development throughout the crop cycle. Dosage & Application Additional Info Composition Dosage & Application Spray Dried Powder Formulation: Suitable for foliar and soil application, compatible with BioFertilizers/BioPesticides and chemical fertilizers/pesticides. Not recommended for use with products that have an alkaline reaction. Dosage: Mix 0.75 g per liter of water during the post-flowering and early fruiting/grain formation stages. Typical dose per acre: 150-300 g Typical dose per hectare: 375-750 g Composition Components Aminos is extracted from vegetative sources by the enzyme hydrolysis method in ambient process temperature and as such Bioactive substances do not get denatured. Aminos is not derived from animal origin. The application of Amino acids derived from animal origin sourcesto plants is against the principle of nature. It is derived from soy origin using an enzymatic process. Acid / alkali hydrolysis and high temperature / thermal pressure is not used for Aminos extraction and therefore Aminos is natural and safe source of protein supplement to plants. Additional Info Shelf Life & Packaging: Storage: Store in a cool, dry place at room temperature Shelf Life: 24 months from the date of manufacture at room temperature Related Products Fulvic Acid Humistar Seaweed More Products Resources Read all

Leading manufacturer & exporter of Anpeekay NPK nano fertilizers. Enhance crop yield and health with our advanced, high-quality solutions. < Nano Fertilizers Anpeekay NPK A non-phosphite phosphorous and potash nutrient, embedded in a matrix of colloidal amino acids and encapsulated using a biopolymer, replacing chemical fertilizers like urea, DAP, and potash. Product Enquiry Download Brochure Benefits Phosphorus Optimization By building critical levels of phosphorus and delivering it in a plant-compatible form, Anpeekay supports essential biological functions such as energy production, water retention, and nutrient holding capacity. This ensures robust plant growth and development. Enhanced Nutrient Availability Anpeekay ensures 100% bioavailability and water-soluble phosphorus, allowing plants to efficiently absorb and metabolize nutrients. It utilizes the amino acid transport system for optimal uptake, enhancing nutrient utilization across different growth stages. Resilience Against Deficiencies Anpeekay helps plants withstand phosphorus deficiency and malabsorption conditions, imparting resilience and improving overall plant health. It increases passive absorption by enhancing water and lipid solubility of mineral nutrients, contributing to better nutrient uptake efficiency. Adaptability and Stress Resistance Tailored to meet the demands of modern plant genotypes, Anpeekay is particularly effective in stress conditions. It strengthens plant defenses against pests, diseases, and environmental stressors, promoting healthier and more productive crops. Components Composition (%) w/w Nitrogen as N 14.5 Citric Acid 12.5 Phosphorous as P2O5 5.68 Bio Polymer 0.16 Lysine 2 Enzymes 7 Potassium as K2O 1.36 Composition Dosage & Application Why choose this product Key Benefits Sustainability Advantage Additional Info FAQ Additional Info Compatibility: Compatible with chemical fertilizers and chemical pesticides Shelf life: Best before 24 months when stored at room temperature Packaging: 25 liters Symptoms of NPK Deficiency: Stunted growth Yellowing of leaves Reduced fruit or flower production Weakened plant immunity Why choose this product? Content coming soon! Key Benefits at a Glance Content coming soon! Sustainability Advantage Content coming soon! Dosage & Application Use 8–16ml per litre of water, and it can be applied by spraying, sprinkler, and drip.The first application is during the preparation of the soil before sowing.The second application is when the crop is 1–2 weeks old.The third application is one week before it is going to flower.Lastly, apply 1–2 weeks before harvest. FAQ Content coming soon! Related Products Nano Urea Hydromax Nano Boron Nano Calcium Nano Chitosan Nano Copper Nano Iron Nano Potassium More Products Resources Read all

Bacillus circulans produces indoleacetic acid, solubilizes phosphorus improving absorption, enhances plant growth and yield, safe and eco-friendly. < Microbial Species Bacillus circulans Bacillus circulans produces indoleacetic acid, solubilizes phosphorus improving absorption, enhances plant growth and yield, safe and eco-friendly. Strength 1 x 10⁸ CFU per gram / 1 x 10⁹ CFU per gram / 1 x 10¹⁰ CFU per gram Product Enquiry Buy this species Download Brochure Benefits Enhances nutrient availability in soil Bacillus circulans improves the availability of essential nutrients such as nitrogen, phosphorus, and potassium, promoting better plant growth. Improves phosphorus uptake by plants Facilitates the solubilization of insoluble phosphates in the soil, making phosphorus more accessible to plants for optimal growth and development. Promotes plant growth and development Produces indoleacetic acid (IAA), a plant growth hormone that enhances root and shoot development, resulting in healthier and more vigorous plants. Enhances resistance to abiotic stress Increases plant tolerance to environmental stressors such as drought, salinity, and temperature fluctuations, improving overall plant resilience. Dosage & Application Additional Info Scientific References Mode of Action Sustainability Advantage FAQ Scientific References Content coming soon! Mode of Action Introduction to Bacillus circulans: Nature's Multi-Functional Plant Growth Enhancer Bacillus circulans is a versatile Gram-positive, endospore-forming bacterium that has earned recognition as one of the most effective plant growth-promoting rhizobacteria (PGPR) in sustainable agriculture. Originally described in 1890 by Jordan, this remarkable microorganism demonstrates exceptional abilities in phosphate solubilization, indole-3-acetic acid (IAA) production, and comprehensive plant health enhancement. Recent taxonomic reclassifications have established that Bacillus circulans is now properly classified as Niallia circulans, reflecting advances in bacterial systematics and phylogenetic analysis. mdpi+4 This beneficial bacterium thrives in diverse soil environments and establishes mutually beneficial relationships with numerous crop species, making it an invaluable component of modern biofertilizer formulations. The organism's unique combination of growth-promoting metabolites, stress tolerance capabilities, and environmental safety positions it as a critical tool for addressing agricultural challenges while promoting ecological sustainability. pubmed.ncbi.nlm.nih+1 Characteristics and Biology of Bacillus circulans Taxonomic Classification and Modern Nomenclature Bacillus circulans has undergone significant taxonomic revision in recent years. Comprehensive phylogenetic analyses using 16S rRNA sequencing and comparative genomics have led to its reclassification as Niallia circulans (Jordan 1890) Gupta et al. 2020. This reclassification reflects the polyphyletic nature of the original Bacillus genus and efforts to create more accurate taxonomic groupings based on evolutionary relationships. gbif+1 The genus Niallia was established to honor Professor Niall A. Logan of Glasgow Caledonian University for his contributions to Bacillus systematics. Members of this genus are facultatively anaerobic, motile, and produce resistant endospores, with optimal growth temperatures ranging from 30-37°C. wikipedia+1 Morphological and Physiological Features Physical Characteristics: Bacillus circulans appears as rod-shaped bacteria measuring approximately 0.5-1.0 × 2.0-5.0 micrometers with rounded ends. The bacteria are motile via peritrichous flagella and form characteristic circular colonies with entire margins on standard growth media. semanticscholar Endospore Formation: Like other Bacillus species, Bacillus circulans produces highly resistant endospores that enable survival under extreme environmental conditions including heat, desiccation, radiation, and chemical stress. This spore-forming capability is crucial for maintaining viability during storage and application in agricultural systems. mdpi+1 Growth Requirements: The bacterium demonstrates remarkable adaptability to various pH levels (5.5-9.0), temperatures (15-45°C), and nutrient conditions. This physiological flexibility enables effective colonization across diverse soil types and climatic conditions. pmc.ncbi.nlm.nih+1 Metabolic Versatility and Enzyme Production Bacillus circulans produces an impressive array of extracellular enzymes that contribute to its agricultural and industrial significance: kasetsartjournal.ku+1 β-Mannanase Production: The bacterium produces thermostable β-mannanases used in biobleaching, coffee processing, animal feed improvement, and bioethanol production. These enzymes hydrolyze β-1,4-mannosidic linkages in mannan-based polysaccharides, generating valuable manno-oligosaccharides. kasetsartjournal.ku β-Galactosidase Activity: Bacillus circulans produces β-galactosidase enzymes used industrially for galactooligosaccharide (GOS) production from lactose. These prebiotic compounds have significant applications in food and pharmaceutical industries. pmc.ncbi.nlm.nih Chitinase and Cellulase Production: The organism secretes various polysaccharide-degrading enzymes including chitinases and cellulases, which contribute to organic matter decomposition and nutrient cycling in soil systems. mdpi+1 Additional Info Recommended Crops: Tomato, Banana, Rice Compatibility: Compatible with Bio Pesticides, Bio Fertilizers, and Plant growth hormones but not with chemical fertilizers and chemical pesticides. Shelf Life: Stable within 1 year from the date of manufacturing. Packing: We offer tailor-made packaging as per customers' requirements. Dosage & Application Wettable Powder: 1 x 10⁸ CFU per gram Foliar Application 1 Acre dose: 3-5 kg 1 Ha dose: 7.5 - 12.5 kg Soil Application (Soil drench or Drip irrigation) 1 Acre dose: 3-5 kg 1 Ha dose: 7.5 - 12.5 kg Soil Application (Soil drench or Drip irrigation) for Long duration crops / Orchards / Perennials 1 Acre dose: 3-5 kg 1 Ha dose: 7.5 - 12.5 kg Apply 2 times in 1 Year: Before onset of monsoon and after monsoon Seed Dressing 1 Kg seed: 10g Bacillus Circulans + 10g crude sugar Foliar Application for Long duration crops / Orchards / Perennials 1 Acre dose: 3-5 kg 1 Ha dose: 7.5 - 12.5 kg Apply 2 times in 1 Year: Before onset of monsoon and after monsoon Soluble Powder: 1 x 10⁹ CFU per gram Foliar Application 1 Acre dose: 1 kg 1 Ha dose: 2.5 kg Soil Application (Soil drench or Drip irrigation) 1 Acre dose: 1 kg 1 Ha dose: 2.5 kg Soil Application (Soil drench or Drip irrigation) for Long duration crops / Orchards / Perennials 1 Acre dose: 1 kg 1 Ha dose: 2.5 kg Apply 2 times in 1 Year: Before onset of monsoon and after monsoon Seed Dressing 1 Kg seed: 10g Bacillus Circulans + 10g crude sugar Foliar Application for Long duration crops / Orchards / Perennials 1 Acre dose: 1 kg 1 Ha dose: 2.5 kg Apply 2 times in 1 Year: Before onset of monsoon and after monsoon Seed Dressing Method Mix Bacillus Circulans with crude sugar in sufficient water to make a slurry. Coat seeds and dry in shade before sowing / broadcasting / dibbling in the field. Do not store treated / coated seeds for more than 24 hours. Soil Application Method: Mix at recommended doses with compost and apply at early life stages of crop along with other biofertilizers. Mix Bacillus Circulans at recommended doses in sufficient water and drench soil at early leaf stage / 2-4 leaf stage / early crop life cycle. Drip Irrigation: If there are insoluble particles, filter the solution and add it to the drip tank. For long duration crops / Perennial / Orchard crops: Dissolve Bacillus Circulans at recommended doses in sufficient water and apply as a drenching spray near the root zone twice a year. First application should be before the onset of the main monsoon / rainfall / spring season, and the second application after the main monsoon / rainfall / autumn / fall season. Foliar Application Method Apply foliar application at early disease incidence. Conduct 1-2 follow-up sprays at weekly intervals. Mix Bacillus Circulans at recommended doses in sufficient water and spray on foliage. Apply twice a year for long duration crops. First application should be before the onset of the main monsoon / rainfall / spring season, and the second application after the main monsoon / rainfall / autumn / fall season. Note: Do not store Bacillus Circulans solution for more than 24 hours after mixing in water. FAQ General Biology and Classification What is the current scientific name for Bacillus circulans? The organism is now properly classified as Niallia circulans (Jordan 1890) Gupta et al. 2020, following comprehensive phylogenetic analyses that led to taxonomic reclassification. However, it remains widely known in agricultural applications as Bacillus circulans. gbif+1 How does Bacillus circulans differ from Bacillus cereus? While both are spore-forming bacteria, Bacillus circulans (now Niallia circulans) is phylogenetically distinct from Bacillus cereus. Bacillus cereus belongs to the cereus group and can cause food poisoning, while Bacillus circulans is non-pathogenic and beneficial for plant growth. The two species differ significantly in their toxin production, metabolic capabilities, and safety profiles. wikipedia+4 Can Bacillus circulans cause infections in humans? Bacillus circulans is generally considered non-pathogenic to humans. Unlike Bacillus cereus, which can cause gastrointestinal illness, Bacillus circulans has no documented association with human disease when used in agricultural applications. However, as with any bacterial product, proper handling and application guidelines should be followed. mdpi Agricultural Applications and Effectiveness Which crops benefit most from Bacillus circulans application? Bacillus circulans is particularly effective for tomatoes, bananas, and rice, as specified in product recommendations. However, research shows benefits across diverse crops including cereals, vegetables, and fruits, especially in phosphorus-deficient soils or under stress conditions. mdpi+2 How quickly can farmers expect results from Bacillus circulans? Initial benefits typically become visible within 2-3 weeks as improved root development and enhanced nutrient uptake. Phosphate solubilization effects can be observed within days of application, while maximum growth promotion benefits develop over 6-8 weeks as bacterial populations establish in the rhizosphere. pubmed.ncbi.nlm.nih Can Bacillus circulans replace chemical fertilizers completely? While Bacillus circulans significantly enhances nutrient availability and can reduce fertilizer requirements by up to 25%, it works best as part of an integrated nutrient management system. Complete replacement of chemical fertilizers may be possible in organic systems with adequate organic matter and proper management practices. ojs.revistacontribuciones Safety and Compatibility Is Bacillus circulans safe for organic farming? Yes, Bacillus circulans is completely suitable for organic farming systems as it is a naturally occurring, non-GMO bacterium that enhances soil health and plant nutrition through biological processes. indogulfbioag+1 What should farmers avoid when using Bacillus circulans? Bacillus circulans is compatible with bio-pesticides, bio-fertilizers, and plant growth hormones but should not be applied simultaneously with chemical fertilizers or pesticides that may harm bacterial viability. Avoid storage of prepared solutions for more than 24 hours. indogulfbioag How should Bacillus circulans products be stored? Store products in cool, dry conditions away from direct sunlight and extreme temperatures. The spore-forming nature of Bacillus circulans allows products to maintain stability for up to one year from manufacture date when stored properly. indogulfbioag Technical and Application Questions What is the optimal application method for Bacillus circulans? Application methods include seed dressing (10g per kg seeds), soil application (3-5 kg per hectare), and foliar spray. For long-duration crops and orchards, apply twice yearly before and after monsoon seasons for optimal results. indogulfbioag Can Bacillus circulans be used in hydroponic systems? While traditionally used in soil-based systems, Bacillus circulans can potentially benefit hydroponic cultivation through its phosphate-solubilizing activity and plant hormone production, though specific formulations for soilless systems may require development. How does soil pH affect Bacillus circulans effectiveness? Bacillus circulans functions effectively across a wide pH range (5.5-9.0) but performs optimally in slightly acidic to neutral soils. Its acid-producing activity helps optimize soil conditions for nutrient availability. pmc.ncbi.nlm.nih Sustainability Advantage Related Products Bacillus amyloliquefaciens Bacillus azotoformans Bacillus pumilus Pseudomonas fluorescens Pseudomonas putida Rhodococcus terrae Vesicular arbuscular mycorrhiza Williopsis saturnus More Products Resources Read all

Leading Manufacturer & Exporter of Nano Molybdenum Fertilizer. Enhance crop growth with cutting-edge nano technology. Contact us for superior quality. < Nano Fertilizers Nano Molybdenum Nano molybdenum particles facilitating effective supplementation in plants, aiding molybdoenzyme activity and addressing internal deficiencies, crucial for plant metabolic processes. Product Enquiry Download Brochure Benefits Essential for Healthy Growth Molybdenum is essential for healthy plant growth and development. Key Role in Enzyme Activity Required for the synthesis and activity of nitrate reductase enzyme, crucial for nitrogen metabolism. Regulates ABA Levels Involved in ABA synthesis, influencing water relations and stomatal control in plants. Facilitates Nitrogen Fixation Vital for symbiotic nitrogen fixation by Rhizobia bacteria in legume root nodules. Components Composition (%) w/w Molybdenum as Mo 0.75 Citric Acid 0.05 Organic Carbon 0.75 Composition Dosage & Application Why choose this product Key Benefits Sustainability Advantage Additional Info FAQ Additional Info Product Specifications Molybdenum Content: 0.75% (as Mo) Organic Carbon: 0.75% Reducing Agents: 0.05% Organic Acids: 0.05% Formulation: Nano-encapsulated molybdenum in organic matrix Particle Size: Nanoscale (<100 nm) for enhanced bioavailability Application Advantages Sustained Release Technology: Unlike conventional molybdate fertilizers that release molybdenum rapidly (often within 8 days), nano molybdenum provides sustained nutrient delivery for 40-50 days, ensuring consistent availability throughout critical growth periods.pmc.ncbi.nlm.nih+2 Enhanced Absorption Efficiency: Nano-encapsulation dramatically increases cellular uptake and translocation within plant tissues. The reduced particle size provides exponentially greater surface area for root absorption and foliar penetration compared to bulk molybdenum compounds.pubs.rsc+1 Soil pH Independence: Conventional molybdenum availability is highly pH-dependent, with severe deficiencies common in acidic soils (pH <5.5) where molybdenum becomes fixed and unavailable. Nano molybdenum formulations demonstrate superior performance across diverse pH ranges, maintaining bioavailability even in challenging soil conditions.dpi.nsw+3 Compatibility: Can be tank-mixed with other fertilizers and agricultural inputs. Compatible with integrated pest management (IPM) programs and organic production systems when certified formulations are used. Storage and Handling Store in cool, dry conditions away from direct sunlight Shelf life: 24 months when properly stored Shake well before application to ensure uniform suspension Use clean spray equipment to prevent nozzle clogging Crop Suitability Particularly beneficial for: Legumes: Soybeans, peas, beans, lentils, chickpeas, clover, lucerne/alfalfa Brassicas: Cauliflower, broccoli, cabbage, rapeseed/canola Vegetables: Tomatoes, lettuce, spinach Root Crops: Potatoes, carrots, turnips, beets Ornamentals: Poinsettias, primula, zinnias Field Crops: Wheat, maize, rice, cotton Environmental Benefits Reduces nitrogen fertilizer requirements by improving nitrogen use efficiency Decreases greenhouse gas emissions associated with synthetic nitrogen production Minimizes nutrient runoff and water pollution Supports sustainable intensification of agriculture Compatible with regenerative farming practices Why choose this product? Content coming soon! Key Benefits at a Glance Enhanced Nitrogen Metabolism Molybdenum is a critical cofactor for nitrogenase and nitrate reductase enzymes, which are essential for converting atmospheric nitrogen into plant-available forms and reducing nitrates to ammonia. Without adequate molybdenum, plants cannot efficiently utilize nitrogen, leading to protein synthesis deficiencies and nitrogen-deficiency-like symptoms even when nitrogen is present in the soil. Nano molybdenum particles provide highly bioavailable molybdenum that enhances these enzymatic processes, improving overall nitrogen use efficiency by up to 55%. omexcanada+3 Superior Nitrogen Fixation in Legumes Leguminous crops such as soybeans, peas, beans, clover, and lucerne require molybdenum for two critical functions: utilizing soil nitrates and fixing atmospheric nitrogen through symbiotic Rhizobium bacteria. Molybdenum is a key component of the nitrogenase enzyme complex within root nodules, featuring a molybdenum-iron cofactor at its active site that catalyzes the conversion of atmospheric N₂ into plant-available ammonia. Research demonstrates that molybdenum nanofertilizers can enhance biological nitrogen fixation and soybean yields by up to 30% compared to conventional molybdate fertilizers. The nano-formulation ensures sustained molybdenum release, maintains nitrogenase activity longer, delays nodule senescence, and protects nitrogen-fixing bacteria from oxidative stress. indogulfbioag+7 Optimized Enzyme Activation Molybdenum serves as a cofactor for multiple plant enzymes beyond nitrogenase and nitrate reductase, including xanthine dehydrogenase, aldehyde oxidase, and sulfite oxidase. These molybdoenzymes participate in crucial metabolic pathways including purine catabolism, abscisic acid biosynthesis, and sulfur metabolism. Nano molybdenum's enhanced bioavailability ensures optimal enzyme activation across these diverse biochemical processes, supporting comprehensive plant metabolic function. indogulfbioag+2 Improved Nutrient Uptake and Utilization Molybdenum enhances the absorption and utilization of other essential nutrients, particularly iron and phosphorus. It facilitates iron uptake and movement within plant tissues, improving iron utilization for chlorophyll synthesis and photosynthetic processes. Additionally, molybdenum improves phosphorus utilization efficiency, which is crucial for energy transfer, nucleic acid synthesis, and root development in tuber and root crops. This synergistic effect amplifies overall nutrient use efficiency beyond molybdenum's direct enzymatic roles. agro-tamkeen+1 Enhanced Stress Tolerance and Antioxidant Protection Nano molybdenum formulations provide superior stress tolerance through multiple mechanisms. The nanoparticles exhibit reactive oxygen species (ROS) scavenging capacity, protecting plant tissues from oxidative damage under abiotic stress conditions including drought, salinity, and heavy metal exposure. In soybeans, molybdenum nanoparticles enhanced antioxidant enzyme activities (superoxide dismutase, catalase, peroxidase), reduced malondialdehyde levels (oxidative stress marker), and delayed nodule aging, maintaining nitrogen fixation capacity for extended periods. This multifunctional protection mechanism makes nano molybdenum particularly valuable for crops grown under challenging environmental conditions. pmc.ncbi.nlm.nih+1 Increased Crop Yield and Quality Field applications of nano molybdenum fertilizers consistently demonstrate significant improvements in crop productivity and nutritional quality. Soybean yields increased by 30-46% with molybdenum nanoparticle treatment, accompanied by improvements in grain protein content, amino acid profiles, and mineral concentrations. The nano-formulation's sustained-release properties ensure optimal molybdenum availability throughout critical growth stages, maximizing yield potential while minimizing fertilizer waste. pubs.acs+2 Reduced Fertilizer Requirements and Environmental Impact Nano-technology substantially increases molybdenum bioavailability, reducing required application rates by 50-75% compared to conventional molybdenum fertilizers while maintaining or improving efficacy. The controlled-release mechanism minimizes nutrient losses through leaching and volatilization, reducing environmental pollution and groundwater contamination. This efficiency translates to cost savings for farmers and significantly reduced environmental footprint, supporting sustainable agricultural practices. pubs.rsc+1 Sustainability Advantage Content coming soon! Dosage & Application Agriculture: 150–300ml in 200L water per acre in twosplit doses with a gap of 15 days FAQ What is the most common use of molybdenum? In agriculture, molybdenum's most common and critical use is as an essential micronutrient for nitrogen metabolism in plants . Molybdenum serves as a cofactor for nitrogenase and nitrate reductase enzymes, enabling plants to fix atmospheric nitrogen (in legumes) and convert soil nitrates into ammonia for protein synthesis. originsoilnutrition+2 For leguminous crops (soybeans, peas, beans, clover, lucerne), molybdenum is absolutely essential for biological nitrogen fixation by symbiotic Rhizobium bacteria in root nodules. The molybdenum-iron cofactor within the nitrogenase enzyme catalyzes the conversion of atmospheric N₂ into plant-available ammonia—a process that can supply 100-300 kg N/ha per season and dramatically reduce synthetic fertilizer requirements. indogulfbioag+2 For non-legume crops , molybdenum enables the reduction of nitrate (NO₃⁻) to ammonium (NH₄⁺) through nitrate reductase, a critical step in nitrogen assimilation and protein synthesis. Without adequate molybdenum, nitrates accumulate in plant tissues, causing nitrogen-deficiency symptoms despite adequate nitrogen availability in the soil. omexcanada+2 Beyond nitrogen metabolism, molybdenum serves as a cofactor for xanthine dehydrogenase, aldehyde oxidase, and sulfite oxidase , participating in purine metabolism, hormone biosynthesis, and sulfur metabolism. agro-tamkeen+1 What is the use of molybdenum in agriculture? Molybdenum serves multiple critical agricultural functions: Nitrogen Fixation Enhancement: Molybdenum is indispensable for biological nitrogen fixation in legume crops. It is a structural component of the nitrogenase enzyme complex that converts atmospheric nitrogen into ammonia within root nodules of soybeans, peas, beans, and forage legumes. Molybdenum nanofertilizers can enhance biological nitrogen fixation and grain yields by 30% compared to conventional fertilizers, while simultaneously improving seed nutritional quality. smartfertilisers+3 Nitrogen Use Efficiency: In all crops, molybdenum improves nitrogen use efficiency by enabling nitrate reduction to ammonia, the form of nitrogen used for amino acid and protein synthesis. This enzymatic function is particularly critical in crops receiving nitrate-based fertilizers, where molybdenum deficiency can cause nitrogen deficiency symptoms despite adequate nitrogen supply. dpi.nsw+2 Yield and Quality Improvement: Adequate molybdenum nutrition enhances crop yields through improved nitrogen metabolism, better pollen viability, enhanced grain set, and optimized protein synthesis. Research shows molybdenum applications can increase yields by 13-46% depending on crop and soil conditions. icl-growingsolutions+2 Stress Tolerance: Molybdenum, particularly in nano-formulations, enhances plant tolerance to abiotic stresses including drought, salinity, and oxidative stress through antioxidant enzyme activation and ROS scavenging. pmc.ncbi.nlm.nih+1 Fertilizer Efficiency: Molybdenum applications allow significant reductions in synthetic nitrogen fertilizer requirements while maintaining or improving yields, supporting sustainable agriculture and reducing environmental impacts. smartfertilisers+1 What fertilizer has molybdenum? Several fertilizer products contain molybdenum: Dedicated Molybdenum Fertilizers: Sodium molybdate (Na₂MoO₄): The most common conventional molybdenum fertilizer, containing approximately 39% Mo Ammonium molybdate ((NH₄)₆Mo₇O₂₄): Contains about 54% Mo and provides both molybdenum and nitrogen Molybdenum trioxide (MoO₃): Contains approximately 66% Mo but less water-soluble than molybdates Nano molybdenum fertilizers (MoS₂ nanoparticles): Advanced formulations providing sustained molybdenum release with superior bioavailability and stress protection pubs.acs+1 Multi-Micronutrient Blends: Micromax and similar products: Comprehensive micronutrient mixtures containing zinc, iron, magnesium, manganese, molybdenum, and boron encapsulated in biopolymer matrices indogulfbioag NPK fertilizers fortified with micronutrients: Complete fertilizers containing 0.2% molybdenum along with other trace elements rasayanjournal Liquid micronutrient formulations: Soluble concentrates for foliar or fertigation application Specialty Applications: Seed coating inoculants: Rhizobium inoculants for legumes often include molybdenum to enhance nodulation and nitrogen fixation Foliar sprays: Concentrated molybdenum solutions for rapid correction of deficiencies Organic-certified molybdenum products: Derived from approved sources for organic production systems The choice of molybdenum fertilizer depends on application method, crop requirements, soil conditions, and cost considerations. Nano-formulations offer superior efficiency and reduced environmental impact compared to conventional molybdate fertilizers. pmc.ncbi.nlm.nih+2 What happens if a plant has too much molybdenum? Molybdenum toxicity in plants is extremely rare under normal agricultural conditions. Most crops can tolerate tissue molybdenum concentrations of several thousand ppm without exhibiting toxicity symptoms. This remarkable tolerance occurs because plants do not actively accumulate excess molybdenum, and the amounts required for optimal growth are very small (typically <1 ppm in tissue). pthorticulture Rare Toxicity Symptoms: When molybdenum toxicity does occur (usually only under experimental conditions with excessive applications), symptoms may include: saltonverde+2 Golden-yellow leaf discoloration in some species Reduced growth and biomass at extremely high soil concentrations (>1000 mg/kg) nature Decreased germination rates and impaired root development under severe toxicity nature Induced copper deficiency through competitive inhibition of copper uptake Chromosomal abnormalities and cellular damage at toxic concentrations (>2000 mg/kg) nature Practical Considerations: In agricultural practice, molybdenum toxicity is virtually non-existent as a plant health issue. The greater concern is induced copper deficiency in grazing animals (cattle, sheep) consuming forages with elevated molybdenum levels (5-10 ppm in tissue), which can cause molybdenosis—a condition where excess molybdenum interferes with copper metabolism in ruminants. pthorticulture Application Safety: Recommended nano molybdenum application rates (150-300 ml/200L per acre) provide optimal nutrition without risk of toxicity. The sustained-release properties of nano-formulations prevent sudden molybdenum spikes that could theoretically cause issues, while ensuring consistent availability throughout the growing season. pubs.acs+1 How to add molybdenum to soil? Multiple methods effectively deliver molybdenum to crops: Soil Application: Broadcast and incorporate: Mix molybdenum fertilizer into the topsoil before planting at 50-200 g Mo/ha depending on soil deficiency severity dpi.nsw+1 Band placement: Apply concentrated molybdenum near the seed row or planting zone for immediate root access Soil pH adjustment: In acidic soils (pH <5.5), liming to pH 6.0-6.5 dramatically improves molybdenum availability and may eliminate the need for molybdenum fertilization atpag+2 Organic matter incorporation: Compost, manure, and crop residues contain small amounts of molybdenum and improve soil molybdenum retention Seed Treatment: Seed coating: Apply molybdenum solution (50-100 g Mo/100 kg seed) directly to seeds before planting, particularly effective for legumes originsoilnutrition+1 Pelleted inoculants: For legumes, use Rhizobium inoculants fortified with molybdenum to enhance both nodulation and nitrogen fixation smartfertilisers Advantages: Minimal molybdenum required, ensures immediate availability to emerging seedlings, cost-effective Foliar Application: Spray application: Apply nano molybdenum at 150-300 ml/200L water per acre in split doses with 15-day intervals (as per product specifications) Timing: Apply during vegetative growth stages for maximum uptake and translocation Advantages: Rapid correction of deficiencies, bypasses soil pH limitations, uniform distribution Considerations: Molybdenum is relatively immobile in plants, so foliar applications should be repeated during active growth Fertigation: Irrigation injection: Dissolve water-soluble molybdenum fertilizers in irrigation water for drip, sprinkler, or furrow systems Application rate: 50-150 g Mo/ha split across multiple irrigation events Advantages: Even distribution, minimal labor, integration with routine irrigation management Application Guidelines: Soil and tissue testing guide appropriate rates Legumes require 2-3 times more molybdenum than non-legumes due to nitrogen fixation demands dpi.nsw+1 Acidic soils require higher application rates or pH correction Nano-formulations require 50-75% lower rates than conventional molybdate fertilizers due to superior bioavailability pmc.ncbi.nlm.nih+1 Importance of molybdenum in Agriculture Molybdenum holds exceptional importance in agricultural production despite being required in trace amounts: Essential for Sustainable Nitrogen Management: Molybdenum enables biological nitrogen fixation—nature's most important pathway for converting atmospheric nitrogen into plant-available forms. Well-nodulated legumes can fix 100-300 kg N/ha annually, eliminating synthetic fertilizer requirements while enriching soil nitrogen for subsequent crops. This biological process, entirely dependent on molybdenum-containing nitrogenase, provides both economic benefits (reduced fertilizer costs) and environmental advantages (lower greenhouse gas emissions, reduced energy consumption). indogulfbioag+3 Critical for Nitrogen Use Efficiency: Beyond legumes, molybdenum is essential for all crops to efficiently utilize soil and fertilizer nitrogen through nitrate reductase activity. Without adequate molybdenum, plants cannot convert nitrates to ammonia for protein synthesis, resulting in nitrogen deficiency symptoms even when nitrogen is abundant. Improving nitrogen use efficiency through adequate molybdenum nutrition can increase nitrogen uptake by 33-56% while reducing fertilizer requirements. omexcanada+3 Yield and Quality Enhancement: Molybdenum deficiency causes significant yield losses—often 20-50% in sensitive crops like cauliflower, legumes, and leafy vegetables. Adequate molybdenum nutrition improves grain set, pollen viability, protein content, and overall crop quality. Research demonstrates yield increases of 13-46% from molybdenum applications in deficient soils. atpag+5 Economic Significance: Molybdenum fertilization offers exceptional return on investment. Application costs are minimal (typically $2-10/ha), while yield and quality improvements can generate returns of 10:1 to 50:1 in molybdenum-deficient soils. For legumes, enhanced nitrogen fixation can save $150-300/ha in nitrogen fertilizer costs annually. indogulfbioag+1 Environmental Sustainability: By enabling efficient biological nitrogen fixation and improving nitrogen use efficiency, molybdenum contributes to reduced reliance on synthetic nitrogen fertilizers—one of agriculture's largest sources of greenhouse gas emissions and water pollution. Nano molybdenum formulations further enhance sustainability through reduced application rates, minimized leaching losses, and improved nutrient use efficiency. indogulfbioag+4 What does molybdenum do for plants? Molybdenum performs several vital physiological functions: Nitrogen Fixation (Legumes): Molybdenum is the metallic component of nitrogenase, the enzyme complex that converts atmospheric N₂ into ammonia in root nodules of leguminous plants. The molybdenum-iron cofactor at the nitrogenase active site catalyzes the exceptionally energy-intensive process of breaking nitrogen's triple bond, enabling symbiotic bacteria to provide 80-100% of the legume's nitrogen requirements. indogulfbioag+3 Nitrate Reduction (All Plants): Molybdenum is a cofactor for nitrate reductase, which catalyzes the reduction of nitrate (NO₃⁻) to nitrite (NO₂⁻), the first step in converting soil nitrates into ammonia for protein synthesis. This function is essential for all plants to utilize nitrogen, whether from biological fixation, organic matter mineralization, or synthetic fertilizers. originsoilnutrition+2 Sulfur Metabolism: Molybdenum is required for sulfite oxidase, which converts sulfite to sulfate—a critical step in sulfur metabolism and synthesis of sulfur-containing amino acids (cysteine, methionine). agro-tamkeen+1 Hormone Biosynthesis: Molybdenum-containing aldehyde oxidase participates in abscisic acid (ABA) biosynthesis, influencing plant stress responses, stomatal regulation, and developmental processes. omexcanada Phosphorus and Iron Utilization: Molybdenum enhances phosphorus metabolism and iron absorption, improving overall nutrient use efficiency and supporting photosynthesis, energy transfer, and chlorophyll synthesis. agro-tamkeen+1 Antioxidant Protection: Nano molybdenum formulations provide ROS scavenging capacity, protecting plants from oxidative stress under drought, salinity, and other environmental challenges. pmc.ncbi.nlm.nih+1 What are the symptoms of molybdenum deficiency in plants? Molybdenum deficiency symptoms vary by crop type: Non-Legume Crops (General Symptoms): icl-growingsolutions+2 Interveinal chlorosis: Yellowing between leaf veins while veins remain green, initially appearing on older leaves Marginal necrosis: Leaf edges turn brown and die as deficiency progresses Stunted growth: Reduced plant height and overall biomass Pale green to yellow-green leaves: Mimics nitrogen deficiency since molybdenum is required for nitrogen utilization Reduced flowering and fruit set: Poor pollen viability and reproductive development "Nitrogen deficiency" appearance: Plants show nitrogen-deficiency symptoms despite adequate soil nitrogen due to inability to utilize nitrates Brassicas (Cauliflower, Broccoli, Cabbage): icl-growingsolutions+2 "Whiptail" disorder: Characteristic symptom where leaf midrib develops normally but leaf blade fails to form properly, creating narrow, strap-like distorted leaves Heart leaf death: Small inner leaves die, preventing head formation Leaf margin cupping and distortion Legumes (Soybeans, Peas, Beans, Clover): smartfertilisers+2 Poor nodulation: Reduced number and size of root nodules White or ineffective nodules: Nodules lack the pink-red color indicating active nitrogen fixation Severe nitrogen deficiency symptoms: Stunting, uniform yellowing, reduced growth resembling plants without nodules "Scald" in beans: Interveinal chlorosis followed by marginal necrosis in nitrogen-fertilized beans Tomatoes and Solanaceous Crops: icl-growingsolutions+1 Leaf curling and thickening Upward cupping of leaf margins Mottled chlorosis Diagnostic Challenges: Molybdenum deficiency is often misdiagnosed as nitrogen, calcium, or magnesium deficiency. Key distinguishing features: saltonverde+2 Vs. Nitrogen deficiency: Nitrogen deficiency starts at bottom and moves upward; molybdenum deficiency typically affects mid-level leaves with greater distortion Vs. Manganese deficiency: Manganese deficiency shows similar interveinal chlorosis but with wider green areas along veins Confirming diagnosis: Tissue testing showing <0.1 ppm Mo confirms deficiency; soil pH <5.5 strongly suggests molybdenum unavailability originsoilnutrition+1 How to add molybdenum to soil? [See comprehensive answer provided earlier in FAQ section] What happens if a plant has too much molybdenum? [See comprehensive answer provided earlier in FAQ section] What are the symptoms of manganese deficiency in plants? Manganese deficiency produces distinct visual symptoms: Primary Symptoms: indogulfbioag+2 Interveinal chlorosis: Yellowing or pale green areas between leaf veins while veins and immediately adjacent tissue remain dark green, creating a characteristic "fishbone" or "netting" pattern Wide green veins: Distinguishes manganese deficiency from iron deficiency, which shows finer vein patterns Older leaf expression: Symptoms typically appear first on recently mature to older leaves, as manganese has limited mobility within plants Progressive Symptoms: yara+1 Necrotic spots: Small tan, gray, or brown dead spots develop in chlorotic areas Marginal necrosis: Leaf edges turn brown and die Leaf distortion: Leaves may be contorted, twisted, or reduced in size Stunted growth: Overall plant development slows Premature leaf drop: Severely affected mature leaves die and fall Crop-Specific Manifestations Cereals (Wheat, Oats, Barley): saskatchewan Interveinal chlorosis appearing as stripes "Grey speck" on oats—oval necrotic lesions on leaves Excessive tillering but poor grain filling Delayed maturity and prolonged flowering period Soybeans: hort.ifas.ufl Interveinal chlorosis on upper leaves Reduced pod set and seed fill Lower yields Vegetables (Tomatoes, Beans, Peas): hort.ifas.ufl Mottled or spotted chlorotic leaves Reduced fruit set and quality Leaf crinkling or cupping Ornamentals (Roses, Azaleas, Gardenias): hort.ifas.ufl Pronounced interveinal chlorosis Poor flowering General decline in plant vigor Distinguishing from Other Deficiencies Vs. Iron deficiency: Iron deficiency affects young leaves with finer vein reticulation; manganese deficiency affects older leaves with wider green zones along veins Vs. Magnesium deficiency: Magnesium deficiency shows interveinal chlorosis starting at leaf margins and progressing inward; manganese shows more uniform interveinal chlorosis Vs. Molybdenum deficiency: Molybdenum causes more severe leaf distortion and marginal necrosis; manganese shows distinctive wide green veins Factors Causing Manganese Deficiency: saskatchewan+1 High soil pH: Alkaline soils (pH >7.0) drastically reduce manganese availability High organic matter: Can chelate and immobilize manganese Sandy soils: Naturally low in manganese Over-liming: Excessive lime application raises pH and reduces manganese solubility Cool, wet soils: Reduce manganese uptake efficiency Correction Methods Soil acidification: Lower pH to 5.5-6.5 to increase manganese availability Foliar sprays: Manganese sulfate (MnSO₄) at 500-1750 ml/ha provides rapid correction indogulfbioag Soil application: Apply manganese sulfate at recommended rates based on soil testing Nano manganese fertilizers: Enhanced bioavailability and efficiency with reduced application rates indogulfbioag Related Products Nano Urea Hydromax Anpeekay NPK Nano Boron Nano Calcium Nano Chitosan Nano Copper Nano Iron More Products Resources Read all