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Leading Manufacturer & Exporter of Rice Protect Kit for Bacterial Blight. Protect your crops with effective solutions. Boost yield and quality globally. < Crop Kits Disease Management | Bacterial Blight Caused by Xanthomonas oryzae pv. oryzae, Bacterial Blight results in water-soaked lesions with yellow halos on leaves. Management includes planting resistant varieties, using copper-based bactericides, maintaining field hygiene, and adopting cultural practices. Product Enquiry Download Brochure Management Biological Control FAQ Additional Info FAQ Content coming soon! Management Use resistant varieties. Avoid excessive use of nitrogenous fertilizers as increased nitrogen can increase the incidence of disease due to luxuriant vegetative growth. Soak the seeds for 8-10 hours before planting in a solution of 1 gm Streptocycline together with 10 gms Thiram for every 10 liters of water. Biological Control Use our Consortium of Bacillus amyloliquefaciens, B. subtilis, and B. megaterium at 1 kg per acre, diluted in 200 L of water using a high-volume power sprayer. 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 Packaging: 1 kg Disease Management Bacterial Blight Blast Brown Spot Sheath Blight Udbatta Disease Insect Pest Management Army Worms Case Worm Gundhi Bug Leaf Folders Plant Hopper Rice Hispa Root Knot Nematodes Stem Borers Resources Read all

Bifidobacterium longum supports gut health, aids digestion, and helps reduce inflammation in the intestines, contributing to overall wellness. < Microbial Species Bifidobacterium longum Bifidobacterium longum supports gut health, aids digestion, and helps reduce inflammation in the intestines, contributing to overall wellness. 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 Anti-Inflammatory Properties It helps reduce inflammation in the gut, contributing to overall gut health and potentially alleviating symptoms of inflammatory bowel diseases. Digestive Health Improvement This probiotic supports digestive health by promoting a balanced gut microbiota and alleviating symptoms of constipation and bloating. Mental Health Support This strain has been linked to improved mood and reduced symptoms of anxiety and depression, highlighting the gut-brain connection. Immune System Enhancement It strengthens the immune system by increasing the production of antibodies and improving the body’s ability to combat infections. 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 Clostridium butyricum Lactobacillus acidophilus Lactobacillus bulgaricus Lactobacillus casei More Products Resources Read all

Bacillus mucilaginosus is a naturally occurring potassium solubilizing bacterium, that naturally alleviates the K deficiency of in plants by transforming insoluble mineral potassium in the soil into bioavailable forms, ensuring optimal environment for plant root uptake. Its application is particularly valuable in soils with limited potassium availability, improving plant health and soil biodiversity. < Microbial Species Bacillus mucilaginosus Bacillus mucilaginosus is a naturally occurring potassium solubilizing bacterium, that naturally alleviates the K deficiency of in plants by transforming insoluble mineral potassium in the soil into bioavailable forms, ensuring optimal environment for plant root uptake. Its application is particularly valuable in soils with limited potassium availability, improving plant health and soil biodiversity. 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 Enhanced Nutrient Uptake In addition to solubilizing potassium, Bacillus mucilaginosus facilitates the absorption of other essential nutrients, such as phosphorus, iron, and trace elements. These benefits include: Improved Growth : Supports robust plant development and higher biomass production. Increased Productivity : Enhances nutrient availability, leading to greater yields across a variety of crops. The bacterium plays a vital role in mobilizing nutrients in deficient soils, ensuring plants receive the balanced nutrition they need. Reduced Disease Incidence Through the secretion of antimicrobial compounds, Bacillus mucilaginosus suppresses harmful soil-borne pathogens that cause diseases such as root rot and wilt. Its benefits include: Pathogen Inhibition : Reduces the prevalence of damaging fungi and bacteria in the soil. Boosted Plant Immunity : Activates systemic resistance in plants, decreasing disease susceptibility. By naturally controlling pathogens, the bacterium reduces crop losses and lowers the need for chemical treatments. Rhizosphere Health Bacillus mucilaginosus supports the development of a healthy root-zone ecosystem, which is essential for sustainable soil management. Its contributions include: Soil Structure Improvement : Produces polysaccharides that enhance soil aggregation, increasing water retention and aeration. Microbial Diversity : Encourages beneficial microbes in the rhizosphere, suppressing harmful pathogens and promoting plant-friendly interactions. This enriched microbial environment enhances soil fertility and supports long-term agricultural productivity. Potassium Solubilization Bacillus mucilaginosus is an essential bacterial innoculant to combat potassium deficiency in plants by solubilizing non-exchangeable nutrient particles trapped in minerals like feldspar and mica etc. This critical function involves: Organic Acid Production : Releases bioavailable potassium by breaking down complex potassium compounds. Enhanced Soil Fertility : Maintains optimal potassium levels necessary for plant growth and development. Potassium is vital for key physiological processes in plants, including photosynthesis, nutrient transport, and stress tolerance, making Bacillus mucilaginosus a powerful tool for improving crop resilience and yield. 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 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 as well as mineral fertilizers. Shelf Life: Stable within 1 year from the date of manufacturing. Packing: We offer tailor-made packaging as per customers' requirements. Dosage & Application Seed Coating/Seed Treatment: 1 kg of seeds will be coated with a slurry mixture of 10 g of Bacillus Mucilaginosus and 10 g of crude sugar in sufficient water. The coated seeds will then be dried in shade and sow or broadcast in the field. Seedling Treatment: Dipped the seedlings into the mixture of 100 grams of Bacillus Mucilaginosus and sufficient amount of water. Soil Treatment: Mix 3-5 kg per acre of Bacillus Mucilaginosus with organic manure/organic fertilizers. Incorporate the mixture and spread into the field on the time of planting/sowing. Irrigation: Mix 3 kg per acre of Bacillus Mucilaginosus in a sufficient amount of water and run into the drip lines.Ω0 FAQ Content coming soon! Sustainability Advantage Related Products Frateuria aurantia More Products Resources Read all

Rhodopseudomonas palustris is a metabolically versatile, photoheterotrophic bacterium contributing to environmental sustainability through multiple pathways. It plays a pivotal role in carbon cycling via organic compound degradation and CO₂ fixation and enhances nitrogen availability in ecosystems through atmospheric nitrogen fixation. Its bioremediation capabilities enable the breakdown of aromatic pollutants, while its production of biohydrogen positions it as a candidate for renewable energy solutions. Furthermore, its role in phosphorus recovery underscores its importance in nutrient cycling and ecosystem management. < Microbial Species Rhodopseudomonas palustris Rhodopseudomonas palustris is a metabolically versatile, photoheterotrophic bacterium contributing to environmental sustainability through multiple pathways. It plays a pivotal role in carbon cycling via organic compound degradation and CO₂ fixation and enhances nitrogen availability in ecosystems through atmospheric nitrogen fixation. Its bioremediation capabilities enable the breakdown of aromatic pollutants, while its production of biohydrogen positions it as a candidate for renewable energy solutions. Furthermore, its role in phosphorus recovery underscores its importance in nutrient cycling and ecosystem 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 Bioremediation Potential Effective in degrading a variety of environmental pollutants, including hydrocarbons and heavy metals. Nitrogen Fixation Capable of fixing atmospheric nitrogen, enhancing soil fertility and supporting plant growth. Bioenergy Production Can produce biofuels, such as hydrogen, making it a promising candidate for renewable energy applications. Photosynthetic Efficiency Utilizes light energy for growth, contributing to sustainable biomass production. 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 Contact us for more details Dosage & Application Contact us for more details FAQ Content coming soon! Sustainability Advantage Related Products Saccharomyces cerevisiae Bacillus polymyxa Thiobacillus novellus Thiobacillus thiooxidans Alcaligenes denitrificans Bacillus licheniformis Bacillus macerans Citrobacter braakii More Products Resources Read all

Lactic Cultures use Lactic Acid Bacteria (LAB) to preserve freshness post-harvest by producing antimicrobial compounds that inhibit harmful microorganisms. < Microbial Species Lactic Cultures Lactic Cultures use Lactic Acid Bacteria (LAB) to preserve freshness post-harvest by producing antimicrobial compounds that inhibit harmful microorganisms. 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 Pathogen Reduction Prevents growth of postharvest pathogenic fungi, enhancing product safety. Environmental Friendliness Offers a sustainable alternative to chemical treatments, supporting agricultural sustainability practices. Antimicrobial Activity Lactic Acid Bacteria (LAB) produce antimicrobial compounds that inhibit spoilage microorganisms, extending product shelf life. Bio-Preservation Reduces reliance on chemical preservatives, promoting environmental sustainability. 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 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 Contact us for more details FAQ Content coming soon! Sustainability Advantage Related Products More Products Resources Read all

Bacillus polymyxa improves phosphorus availability by solubilizing phosphate, promotes plant growth through nitrogen fixation and hormone production, and aids bioremediation by breaking down organic pollutants—enhancing soil health for sustainable agriculture. < Microbial Species Bacillus polymyxa Bacillus polymyxa improves phosphorus availability by solubilizing phosphate, promotes plant growth through nitrogen fixation and hormone production, and aids bioremediation by breaking down organic pollutants—enhancing soil health for sustainable agriculture. 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 Phosphorus Solubilization: Increases the bioavailability of phosphorus in the soil, promoting better nutrient uptake and plant growth. Root Development: Stimulates robust root formation, leading to stronger plants and improved drought resistance. Soil Health Restoration: Breaks down organic pollutants, contributing to soil bioremediation and improved soil fertility. Sustainable Agriculture: Environmentally safe, enhancing crop productivity without chemical inputs, supporting eco-friendly farming. Dosage & Application Additional Info Scientific References Mode of Action Sustainability Advantage FAQ Scientific References Key Scientific Resources Romeh A.A. & Hendawi M.Y. (2014) “Bioremediation of organophosphorus pesticides by Paenibacillus polymyxa ” — pesticide degradation kinetics in vitro and in soil Characterization of Antagonistic Bacteria Paenibacillus polymyxa ZYPP18 and the Effects on Plant Growth Microbial Phosphorus Solubilization and Its Potential for Use in Sustainable Agriculture Kloepper J.W. et al. (2004) “PGPR seed treatments and soil drenches” — practical guidance on PGPR product placement (method details in ). Mode of Action Bacillus polymyxa (also known as Paenibacillus polymyxa ) exhibits several modes of action, primarily through its production of antimicrobial substances and enzymes. Here's a breakdown of its known mechanisms: Evidence Antimicrobial Compound Production B. polymyxa produces a broad-spectrum antimicrobial compound that is effective against yeasts, fungi, Gram-positive, and Gram-negative bacteria. This compound is different from polymyxins and is highly stable to heat and enzymatic degradation (Rosado & Seldin, 1993). Polymyxin Antibiotic Production It synthesizes polymyxin antibiotics (especially polymyxin B and M), which are effective against Gram-negative bacteria by disrupting bacterial membranes. The biosynthesis is regulated through a membrane-bound multienzyme complex (Vasantha et al., 1980) , (Balakrishnan et al., 1980) . Enzyme Secretion The organism produces various enzymes like proteases, amylases, and dehydrogenases, which contribute to antimicrobial activity and nutrient cycling. Amylase from B. polymyxa degrades starch and dextrins effectively (Robyt & French, 1964) . Regulation of Sporulation and Antibiotic Synthesis Polymyxins regulate B. polymyxa ’s transition from vegetative growth to sporulation, showing that its antibiotics also serve as internal signals (Nefelova et al., 1980) . Biofertilizer and Biocontrol Functions B. polymyxa also acts as a plant growth-promoting rhizobacterium by producing antibiotics like fusaricidin, nitrogen fixation, and phosphate solubilization, suppressing plant pathogens (Padda et al., 2017) . Bacillus polymyxa exerts its effects through antimicrobial compound production, enzyme secretion, antibiotic biosynthesis, and plant growth-promotion, making it a valuable organism in medicine, agriculture, and biotechnology. 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 Seed Coating/Seed Treatment : 1 kg of seeds will be coated with a slurry mixture of 10 g of Bacillus polymyxa and 10 g of crude sugar in sufficient water. The coated seeds will then be dried in shade and sow or broadcast in the field. Seedling Treatment : Dip the seedlings into the mixture of 100 grams of Bacillus polymyxa and sufficient amount of water. Soil Treatment : Mix 3-5 kg per acre of Bacillus polymyxa with organic manure/organic fertilizers. Incorporate the mixture and spread into the field at the time of planting/sowing. Irrigation : Mix 3 kg per acre of Bacillus polymyxa in a sufficient amount of water and run into the drip lines. FAQ What is Bacillus polymyxa ? Bacillus polymyxa , now more commonly known as Paenibacillus polymyxa , is a soil-dwelling, spore-forming bacterium known for producing antibiotics, promoting plant growth, and acting as a natural biocontrol agent. How does B. polymyxa fight harmful microbes? It produces antimicrobial substances including polymyxins and other heat-stable compounds that can inhibit the growth of bacteria, fungi, and yeasts (Rosado & Seldin, 1993) . What are polymyxins and how do they work? Polymyxins are antibiotics produced by B. polymyxa that target Gram-negative bacteria by disrupting their cell membranes, leading to cell death (Vasantha et al., 1980) . Does B. polymyxa have agricultural benefits? Yes, it is used as a biofertilizer and biocontrol agent. It promotes plant growth by fixing nitrogen, solubilizing phosphate, and producing phytohormones and antifungal compounds like fusaricidin (Padda et al., 2017) . Can B. polymyxa produce enzymes? Yes, it produces enzymes such as amylases and proteases that can break down complex carbohydrates and proteins. These enzymes are useful in industrial applications and soil nutrient cycling (Robyt & French, 1964) . How is antibiotic production linked to sporulation? Polymyxin production and spore formation are interconnected. The presence of polymyxins can regulate when the bacterium forms spores, indicating a dual role in defense and development (Nefelova et al., 1980) . Where is B. polymyxa commonly found? It is found in diverse environments including soil, plant roots, and marine sediments. Its ability to adapt and colonize various habitats contributes to its usefulness in ecological and agricultural applications. Sustainability Advantage Related Products Saccharomyces cerevisiae Aspergillus awamori Bacillus firmus Bacillus megaterium: Phosphate solubilizing bacteria for agriculture Pseudomonas putida: Beneficial Rhizobacteria for Plant Growth and Phosphorus Availability Pseudomonas striata Thiobacillus novellus Thiobacillus thiooxidans More Products Resources Read all

Non-pathogenic strains of Fusarium proliferatum offer promising potential in agriculture and biotechnology. These strains contribute to nutrient cycling by decomposing organic matter, enhancing soil health and fertility. Additionally, they are explored for their ability to produce industrially valuable enzymes and secondary metabolites that can be harnessed for biotransformation processes. Their metabolic diversity makes non-pathogenic F. proliferatum strains valuable for sustainable practices in agriculture and innovative applications in biotechnology. < Microbial Species Fusarium proliferatum Non-pathogenic strains of Fusarium proliferatum offer promising potential in agriculture and biotechnology. These strains contribute to nutrient cycling by decomposing organic matter, enhancing soil health and fertility. Additionally, they are explored for their ability to produce industrially valuable enzymes and secondary metabolites that can be harnessed for biotransformation processes. Their metabolic diversity makes non-pathogenic F. proliferatum strains valuable for sustainable practices in agriculture and innovative applications in biotechnology. 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 Nutrient Cycling Facilitates nutrient cycling in the soil, breaking down organic matter and releasing nutrients that are beneficial for plant growth and development. Biological Control Acts as a biological control agent against various plant pathogens, particularly Fusarium species, through antagonistic interactions. Disease Suppression Helps in suppressing diseases such as Fusarium wilt and root rots, thereby promoting healthier plant growth and improved crop yield. Environmental Adaptability Exhibits adaptability to various environmental conditions, making it suitable for different agricultural settings and cropping systems. 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 Target pests: Downy mildew. Powdery mildew 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: 2 x 10⁶ CFU per gram Foliar Application: 1 Acre dose: 3-5 kg, 1 Ha dose: 7.5 - 12.5 Kg 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 10⁸ CFU per gram Foliar Application: 1 Acre dose: 1 Kg, 1 Ha dose: 2.5 Kg 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. Foliar Application Method: Mix Fusarium Proliferatum 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 Fusarium Proliferatum solution for more than 24 hours after mixing in water. A fraction of the product may not be soluble in water. It is advisable to filter and discard undissolved residue and use the filtered liquid for spraying or feeding through drip irrigation. 3.5 FAQ Content coming soon! Sustainability Advantage Related Products Ampelomyces quisqualis Bacillus subtilis Bacillus tequilensis Chaetomium cupreum Lactobacillus plantarum Pediococcus pentosaceus Pseudomonas spp. Trichoderma harzianum More Products Resources Read all

< Animal Health Aquamin Aquamin is a specialized multi-mineral aquatic feed that is used for treating fishes & shrimps. It helps greatly in inducing moulting and maintains equilibrium in osmoregulation. Overall improvement in growth and survival rates of the treated fish. Product Enquiry Benefits Improves Moulting and Growth in Crustaceans Aids in proper moulting and supports shell development through an optimal mineral balance, improving growth and reducing deformities. Prevents Mineral Deficiencies and Health Issues Supplies essential minerals, nutrients, and amino acids required by fish and shrimp, helping to prevent loose shell, white muscle, muscle cramp, and imbalances in shell hardness. Strengthens Immunity and Osmoregulation Enhances immune response and supports a stable osmoregulation mechanism, helping aquatic species adapt to environmental fluctuations more effectively. Enhances Pond Productivity and Water Quality Optimizes feed conversion ratio, enriches both primary and secondary productivity, and helps maintain the ideal pH level in pond water to maximize overall aquaculture output. Component Amount per 100g Calcium 20% Phosphorus 12% Choline Chloride 1% Magnesium 5% Copper 0.10% Zinc 0.80% Manganese 0.12% Iodine 0.03% Iron 0.40% Cobalt 0.01% Selenium 0.00% Probiotics 3.5g Excipients add 100g Composition Distinction FAQ Additional Info FAQ Content coming soon! Dosage & Application Content coming soon! Additional Info Content coming soon! Related Products Piscicare Livcare Aquatract Aqua Energy Aqua Pro Probio Aqua More Products Resources Read all

< Crop Kits Case Worm Case worms skeletonize rice leaves by feeding within protective cases, reducing photosynthesis. Pest management is essential to minimize damage. Product Enquiry Download Brochure Benefits Composition Dosage & Application Additional Info Dosage & Application Additional Info Related Products Aminomax SP Annomax BioProtek Biocupe Neem Plus Seed Protek Silicomax Dates Pro More Products Resources Read all

Are you searching for bio compost degrading microorganisms products? Indogulf BioAg is a Manufacturer & Global Exporter of Aspergillus Niger, Aspergillus Oryzae & other Bacterias also. < Microbial Species Bio Compost Degrading Bio Compost Degrading microorganisms accelerate the decomposition of organic matter in compost, enhancing the production of nutrient-rich compost for use in soil improvement and plant growth. Product Enquiry What Why How FAQ What it is Nitrogen-fixing bacteria are broadly categorized based on their interactions with plants: 1. Symbiotic Nitrogen-Fixing Bacteria These microorganisms form beneficial, mutualistic associations with certain plants, particularly legumes. Rhizobium species : The most prominent symbiotic nitrogen fixers, Rhizobium bacteria colonize legume roots (beans, peas, lentils, clover), forming specialized structures called root nodules. Within these nodules, nitrogenase enzymes actively convert atmospheric nitrogen into ammonia, while the oxygen-binding protein leghemoglobin keeps conditions inside the nodule microaerobic so that nitrogenase isn't deactivated — a healthy, actively fixing nodule shows pink or red inside, while a green or white nodule signals an ineffective partnership. In exchange for this nitrogen, the host plant supplies the bacteria with carbon-based energy from photosynthesis — typically 10–15% of its photosynthate output. Rhizobium leguminosarum can fix an estimated 100–200 kg N/ha in legume systems, while Bradyrhizobium japonicum — the standard soybean inoculant — has been shown to boost soybean yield by roughly 25% while cutting nitrogen fertilizer use by about 50%. This mutualistic interaction is foundational in organic and regenerative farming systems, significantly reducing the need for synthetic nitrogen fertilizers. Rhizobia: Soybean roots contain (a) nitrogen-fixing nodules. Cells within the nodules are infected with Bradyrhyzobium japonicum , a rhizobia or “root-loving” bacterium. The bacteria are encased in (b) vesicles inside the cell, as can be seen in this transmission electron micrograph. ( source ) 2. Free-Living Nitrogen-Fixing Bacteria Free-living nitrogen fixers operate independently within the soil ecosystem, requiring no direct plant host to carry out nitrogen fixation. Azotobacter species : These aerobic bacteria are prevalent in nitrogen-rich, organic soils, actively enhancing nitrogen availability by converting atmospheric nitrogen into ammonia directly within the soil. Because nitrogenase is highly sensitive to oxygen, Azotobacter relies on protective mechanisms — including respiratory protection — to keep fixing nitrogen even while living in an aerated, oxygen-rich soil environment. Azotobacter vinelandii - source : https://www.cell.com/trends/microbiology/abstract/S0966-842X(24)00176-8 Cyanobacteria (blue-green algae): Widely distributed across aquatic and flooded environments, cyanobacteria such as Nostoc and Anabaena contribute significantly to nitrogen fixation in rice paddies — the Anabaena–Azolla fern partnership has been used as a natural nitrogen source in Asian rice systems for generations. They also improve soil organic matter and fertility, supporting sustainable crop growth. Not every cyanobacterium fixes nitrogen, so this benefit is species-specific rather than universal to the group. Cyanobacteria under microscopic view (Elif Bayraktar/Shutterstock.com) 3. Associative Nitrogen-Fixing Bacteria Associative diazotrophs live on or near plant roots, in the root-influenced soil known as the rhizosphere, without forming the specialized nodule structures seen in symbiotic species. Azospirillum species: Azospirillum brasilense and Azospirillum lipoferum are distinct species — not interchangeable strains — commonly associated with cereal and grass crops such as maize, wheat, and sorghum. Their agricultural value often extends beyond nitrogen fixation into stronger root development and improved nutrient uptake during crop establishment. Mechanisms of tolerance of biotic and abiotic stresses induced by Azospirillum in plants. source - https://link.springer.com/article/10.1186/s13568-018-0608-1 4. Endophytic Nitrogen-Fixing Bacteria Endophytic diazotrophs colonize plant tissue from the inside, rather than the soil or root surface. Gluconacetobacter diazotrophicus : First characterized in sugarcane, this species (strain PAL5 in particular) has had its nitrogen-fixation genes identified through genome sequencing. Because it doesn't require a legume-style nodule, it extends the benefits of biological nitrogen fixation to non-legume crops that symbiotic rhizobia can't reach. Choosing the right strain: a genus, a species, and a strain are three different levels of specificity — and a genus known for nitrogen fixation doesn't guarantee every strain within it fixes nitrogen at useful levels. Why is it important Soil Fertility and Nutrient Cycling Nitrogen-fixing bacteria play a critical role in replenishing soil nitrogen levels, forming a vital component of the nitrogen cycle . These bacteria convert atmospheric nitrogen (N₂)—which plants cannot utilize directly—into biologically accessible forms such as ammonia (NH₃) and ammonium ions (NH₄⁺). This process, known as biological nitrogen fixation, naturally enriches the soil, supporting steadier plant growth, stronger root development, and better crop yield potential without relying on a single soluble input. Nitrogen-fixing bacteria also improve nutrient cycling efficiency by decomposing organic matter and recycling nitrogen compounds within the soil ecosystem, maintaining nutrient availability over time and reducing dependence on repeated external inputs. It's less a one-time fix and more a soil biology investment that builds as microbial populations establish themselves in the field. Sustainable Agriculture The use of nitrogen-fixing bacteria represents a sustainable, environmentally friendly alternative to synthetic nitrogen fertilizers. By integrating these microorganisms into agricultural systems — through seed or soil inoculants, or by rotating in nitrogen-fixing legumes — farmers can meaningfully reduce their dependence on chemical fertilizers. Soybean growers using Bradyrhizobium japonicum inoculation, for example, typically see a real yield benefit alongside a noticeably lighter nitrogen fertilizer program, and legume rotations built around Rhizobium leguminosarum can supply a substantial share of a crop's nitrogen needs on their own. This approach lowers input costs while enhancing long-term sustainability — supporting natural soil health, reducing the environmental footprint of a farm operation, and building resilience that conserves resources for future seasons. Incorporating nitrogen-fixing bacteria into crop management aligns naturally with organic and regenerative farming principles, contributing to long-term productivity without trading away soil health or environmental quality. Environmental Benefits Reduction in Greenhouse Gas Emissions : Excessive use of synthetic nitrogen fertilizers drives significant emissions of nitrous oxide (N₂O), a greenhouse gas with a global warming potential far greater than carbon dioxide — and producing that synthetic nitrogen in the first place is an energy- and carbon-intensive industrial process in its own right. Reducing reliance on synthetic fertilizer through nitrogen-fixing bacteria helps cut both sides of that footprint, in the field and upstream at the manufacturing stage. Prevention of Soil Degradation: Natural nitrogen enrichment by nitrogen-fixing bacteria builds soil organic matter, improving soil structure, aeration, and moisture retention. This reduces the erosion, compaction, and degradation often associated with heavy chemical fertilizer use, and minimizing chemical inputs supports healthier soil ecosystems and biodiversity — the same balanced microbial environment that biological nitrogen fixation depends on to keep working. Water Pollution Mitigation: Nitrogen runoff from excessive synthetic fertilizer application frequently contaminates groundwater and surface water, driving eutrophication, algal blooms, and ecosystem damage. Because nitrogen-fixing bacteria release nitrogen through a slower, biological process rather than a single soluble dose, farms built around them tend to see markedly less nitrogen runoff — protecting water quality and aquatic ecosystems while keeping fields productive. How it works Mechanism of Biological Nitrogen Fixation Biological nitrogen fixation is an essential microbial-mediated biochemical process whereby inert atmospheric nitrogen gas (N₂) is transformed into bioavailable ammonia (NH₃). This intricate process is pivotal for maintaining ecological balance and agricultural productivity, comprising the following sequential steps: Atmospheric Nitrogen Capture: Specialized nitrogen-fixing microorganisms, including symbiotic bacteria associated with legume roots (e.g., Rhizobium species) and free-living soil bacteria (e.g., Azotobacter ), effectively capture atmospheric nitrogen gas. In symbiotic systems, this begins well before fixation itself: the plant root releases flavonoid signals that the compatible bacterium recognizes, triggering root hair curling and the formation of an infection thread through which the bacteria enter the root. The plant then develops a specialized nodule around the bacteria, which enlarge into a form called a bacteroid — the site where nitrogen fixation actually takes place. Catalytic Role of Nitrogenase Enzyme: The enzyme nitrogenase orchestrates the energy-dependent conversion of atmospheric nitrogen into ammonia. This catalytic reduction is an ATP-intensive reaction requiring strictly anaerobic or microaerobic conditions to ensure optimal enzyme functionality and prevent oxidative damage to nitrogenase components. Inside root nodules, the plant produces an oxygen-binding protein called leghemoglobin specifically to maintain those microaerobic conditions — which is also a visible sign of a working partnership: a healthy, actively fixing nodule appears pink or red inside, while a green or white nodule signals the symbiosis isn't functioning effectively. Integration and Utilization of Ammonia: The ammonia produced through nitrogen fixation serves as a critical nitrogen source. Within symbiotic interactions, host plants directly assimilate ammonia to synthesize essential biomolecules, such as proteins and nucleic acids, supplying the bacteria with carbon-based energy from photosynthesis in return. Conversely, in free-living bacterial systems, ammonia is released into the soil, enhancing nutrient availability and benefiting surrounding plant and microbial communities. Many free-living diazotrophs also produce compounds like indole-3-acetic acid (IAA) and siderophores alongside nitrogen fixation, stimulating root growth independent of the nitrogen they supply — a secondary benefit worth noting for growers evaluating these inputs. FAQ What are nitrogen-fixing bacteria? Nitrogen-fixing bacteria are microorganisms that convert atmospheric nitrogen gas into ammonia through biological nitrogen fixation. This nitrogen enters biological systems, but how much reaches a crop depends on the organism and its relationship with the plant. Nitrogen fixation does not automatically mean all fixed nitrogen becomes immediately available to roots. Read more: What is nitrogen fixation? How do nitrogen-fixing bacteria work? Nitrogen-fixing bacteria use an enzyme called nitrogenase to convert nitrogen gas into ammonia. The process requires energy and suitable conditions. In legume root nodules, the plant supplies carbon compounds and a protected environment in exchange for nitrogen. Outside nodules, the pathways through which fixed nitrogen reaches plants can differ. Read more: The process of nitrogen fixation and nitrogen fixation by bacteria . What are the different types of nitrogen-fixing bacteria? Nitrogen-fixing bacteria can be described by four common relationships: symbiotic bacteria form partnerships such as legume root nodules; free-living bacteria fix nitrogen independently; associative bacteria live closely around roots; and endophytic bacteria colonise internal plant tissues. These categories describe relationships, and some organisms can occupy more than one niche. Read more: Different types of nitrogen-fixing bacteria . Can nitrogen-fixing bacteria improve nitrogen use efficiency? Nitrogen-fixing bacteria can contribute to crop nutrition by converting atmospheric nitrogen into biologically available forms. Selected beneficial bacteria may also support root development and nutrient acquisition. Their contribution depends on the bacterial strain, crop, soil conditions and nutrient management. Nitrogen fixation and nitrogen use efficiency are different: fixation adds nitrogen, while efficiency measures how effectively nitrogen supply translates into crop uptake or production. Microbial inoculation does not automatically justify reducing fertilizer rates; changes should be supported by relevant field trials. Read our guide to nitrogen use efficiency and beneficial bacteria for practical measurements, microbial mechanisms and field evaluation. Where are nitrogen-fixing bacteria found? Nitrogen-fixing bacteria occur in soil, around plant roots, inside plant tissues and in root nodules. Some also occur in aquatic environments. Finding an organism in a particular environment does not, by itself, demonstrate that it will provide a useful amount of nitrogen to a crop there. Read more: Types and habitats of nitrogen-fixing bacteria . Which bacteria fix nitrogen, and what are five common examples? Commonly discussed groups include Rhizobium, Bradyrhizobium, Azotobacter, Azospirillum and Gluconacetobacter diazotrophicus. Frankia and certain cyanobacteria are also important in particular ecosystems. These examples are not an interchangeable list of inoculants: suitability depends on the specific strain, crop and intended application. Read more: Key bacteria involved in nitrogen fixation and five examples of nitrogen-fixing bacteria . Which bacteria fix nitrogen in plant root nodules? Rhizobia, including Rhizobium and Bradyrhizobium, form nitrogen-fixing nodules on compatible legumes. The correct bacterial partner depends on the host plant. A strain suitable for soybean should not be assumed suitable for peas, clover or other legumes. Read more: Bacteria that fix nitrogen in root nodules and how bacteria help legumes fix nitrogen . Which crops can use Rhizobium biofertilizers? Rhizobial inoculants are used with legumes, including beans, peas, lentils, clover and alfalfa, while soybean commonly uses Bradyrhizobium inoculants. Selection must match the crop and compatible strain. A genus or species name alone does not establish suitability for every crop. Read more: Crop suitability for Rhizobium biofertilizers and characteristics of Rhizobium . What does the plant provide to nitrogen-fixing bacteria? In a successful legume–rhizobium partnership, the plant provides carbon compounds and a nodule environment that supports bacterial activity. Oxygen regulation inside the nodule is important because nitrogenase is sensitive to oxygen. The bacteria, in turn, supply fixed nitrogen to the host. Read more: How the legume–bacteria partnership works . Can nitrogen-fixing bacteria replace nitrogen fertilizer? Biological nitrogen fixation can contribute to crop nitrogen supply and, in suitable systems, reduce reliance on mineral nitrogen fertilizer. The contribution varies substantially between crops and inoculants. Fertilizer changes should follow crop requirements, local agronomic guidance and trials of the specific product, rather than a universal replacement percentage. Read more: The role of nitrogen fixation in agriculture . How are Rhizobium biofertilizers applied? Depending on the formulation, rhizobial inoculants may be applied to seed or placed near the developing root zone. Follow the product’s instructions for rate, storage, application and time before planting. Maintaining viable cells and matching the inoculant to its host crop are essential. Read more: How Rhizobium is used as a biofertilizer and benefits, application and limitations . How does Azospirillum differ from Rhizobium? Rhizobium is best known for nitrogen-fixing partnerships in compatible legume nodules. Azospirillum is widely studied in association with grasses and cereals. Its effects can involve root development and other growth-promoting mechanisms as well as nitrogen fixation. Better plant growth alone does not prove that an inoculant supplied a particular amount of nitrogen. Read more: Azospirillum brasilense and Azospirillum species in agriculture . What soil conditions support nitrogen-fixing bacteria? Suitable conditions depend on the strain and crop. Soil pH, temperature, moisture, salinity, nutrient availability and competition from resident microbes can influence survival and performance. There is no single pH, moisture or organic-matter target that applies to all nitrogen-fixing inoculants. Read more: Soil conditions for Azotobacter vinelandii and Bradyrhizobium elkanii in different soils . Can nitrogen-fixing bacteria help crops during drought? Some strains have been investigated for effects on crop growth under water stress, but the response depends on the strain, crop and trial conditions. A drought-related growth response should not automatically be attributed to nitrogen fixation. Inoculants should be evaluated as part of the wider crop-management programme. Read more: Azotobacter vinelandii and drought conditions . When should nitrogen-fixing inoculants be applied? Application timing depends on the organism, formulation and crop. Some products are applied at sowing; others have different validated uses. Follow the specific product instructions rather than assuming all inoculants need repeated applications or share the same schedule. Read more: Timing and application considerations for Azotobacter vinelandii . How quickly can results be assessed? There is no universal timetable for visible benefits. Depending on the crop and inoculant, assessment may include nodulation, root development, plant nitrogen status and yield at harvest. Compare treated plants with a suitable untreated control. Visible growth differences alone do not establish how much nitrogen was fixed. Read more: Rhizobium biofertilizer benefits and limitations .\ Are nitrogen-fixing bacteria compatible with fertilizers and pesticides? Compatibility depends on the bacterial strain, formulation, chemical product, concentration and contact time. Seed treatments or tank mixtures can affect microbial viability. Follow product instructions and use compatibility data for the intended combination before mixing or applying products together. Read more: Rhizobium application considerations . Can nitrogen-fixing bacteria be used in hydroponics? Microbial use in hydroponics requires evaluation in the specific crop and nutrient system. Successful soil use does not establish suitability in a hydroponic system or justify reducing its nutrient supply. Check evidence for the strain and assess compatibility with the system’s water treatment and operating practices. Read more: Nitrogen-fixing and phosphorus-solubilizing bacteria in hydroponics . What are the environmental impacts of nitrogen fixation? Biological nitrogen fixation can support crop nitrogen supply and reduce some impacts associated with manufactured fertilizer when it enables a validated reduction in fertilizer use. Benefits depend on the whole farming system. Nitrogen added biologically still requires careful management; it does not remove the possibility of nitrogen losses. Read more: Environmental impacts of nitrogen-fixing bacteria and environmental impacts of nitrogen fixation . What areas of nitrogen-fixation research are important for agriculture? Important research areas include selecting strains suited to particular crops, improving inoculant survival and formulation, and understanding nitrogen fixation in non-legume plants. For commercial use, distinguish laboratory findings from replicated field evidence and results for the specific strain and formulation. Read more: Nitrogen-fixing bacteria: history, innovations and agricultural impact . How can distributors and formulators discuss bulk supply with IndoGulf BioAg? IndoGulf BioAg works with industry partners seeking bulk microbial supply and custom blends. To discuss suitability, share your company details, target market, intended crops and uses, formulation requirements, and expected purchase volumes. This helps establish technical fit and the requirements for a commercial supply relationship. Bio Compost Degrading Our Products Explore our range of premium Bio Compost Degrading strains tailored to meet your agricultural needs, accelerating the decomposition of compost materials to enrich soil fertility. 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. View Species Aspergillus oryzae Aspergillus oryzae is a filamentous fungus widely utilized in industrial and agricultural applications due to its enzymatic versatility. It plays a crucial role in food and beverage fermentation by producing amylases, cellulases, and proteases, which catalyze the breakdown of complex carbohydrates and proteins. In agriculture, A. oryzae is integral to composting processes, where its enzymatic activity accelerates the decomposition of organic matter, enhancing nutrient cycling and improving soil fertility. The ability of A. oryzae to convert agricultural waste into nutrient-rich compost makes it a critical component of sustainable farming practices and organic waste management, bridging industrial biotechnology and eco-friendly agricultural and environmental solutions. View Species Cellulomonas carate Cellulomonas carate is a highly active compost-degrading bacterium that excels in breaking down cellulose and other organic materials, making it invaluable for sustainable agriculture and bio-composting systems. View Species Cellulomonas gelida Cellulomonas gelida is a cellulolytic bacterium that aids in the efficient decomposition of crop residues, contributing to effective compost production. By breaking down complex plant materials, it enhances nutrient cycling and improves soil fertility. This bacterium is instrumental in sustainable agricultural practices, supporting organic matter recycling and promoting healthier, more productive soils. View Species Cellulomonas uda Cellulomonas uda is a cellulolytic bacterium that plays a critical role in accelerating composting processes. By breaking down cellulose and other organic matter, it generates heat, which raises the compost temperature to levels that enhance the activity of other microorganisms. This synergistic action speeds up decomposition, improves nutrient cycling, and ensures the production of high-quality compost for agricultural and horticultural use. View Species 1 1 ... 1 ... 1 Resources Read all