Azotobacter – Free-Living Nitrogen-Fixing Biofertilizer for All Crops
CAS Number: Not Applicable (Biological/Live Culture)
Model: AGV-AZTB-2025
Appearance:
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Liquid Form: Dark brown to reddish-brown suspension with a mildly earthy or fermented odor
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Powder/Carrier-Based Form: Light brown to grayish powder with a dry, granular texture
Purity / Composition:
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Microorganism: Azotobacter chroococcum or other species (strain-specific)
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Viable Cell Count:
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Liquid: ≥ 1 × 10⁸ CFU/mL
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Powder: ≥ 1 × 10⁷ CFU/g
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Purity: ≥ 95% active culture
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Carrier Material (for solid form): Sterile peat, lignite, or talc-based
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Free from synthetic chemicals, heavy metals, and pathogenic organisms
Product Description:
Azotobacter is a free-living, nitrogen-fixing bacterial biofertilizer that naturally converts atmospheric nitrogen into plant-available forms, enhancing soil fertility and crop productivity without the use of chemical nitrogen fertilizers.
Unlike symbiotic bacteria like Rhizobium, Azotobacter works independently in the rhizosphere, making it suitable for a wide range of non-leguminous crops such as cereals, vegetables, fruits, sugarcane, cotton, and ornamental plants. It also secretes growth-promoting substances like indole acetic acid (IAA), gibberellins, and vitamins that improve plant vigor and stress resistance.
Key Benefits:
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✅ Fixes atmospheric nitrogen in soils for all crops
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✅ Enhances root development and nutrient uptake
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✅ Promotes better seed germination and crop yield
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✅ Improves soil health and organic matter retention
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✅ Reduces nitrogen fertilizer use by 20–30%
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✅ Compatible with organic farming systems
Application Methods:
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Seed Treatment:
Mix 200 mL (liquid) or 200 g (powder) Azotobacter with 10 kg of seeds using a jaggery or starch solution as an adhesive. Dry in shade before sowing.
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Soil Application:
Mix 2–4 kg powder or 2 L liquid Azotobacter with compost or farmyard manure and broadcast over 1 acre.
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Root Dipping:
Prepare a slurry using 1 L Azotobacter in 10–15 L water. Dip seedlings for 30–60 minutes before transplanting.
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Drip or Sprinkler Irrigation:
Apply 1–2 L per acre diluted in 100–200 L of water for enhanced rhizosphere colonization.
Recommended Crops:
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Cereals (wheat, maize, rice)
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Vegetables (tomato, brinjal, chili, etc.)
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Fruits (banana, papaya, citrus, grapes)
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Plantation crops (tea, coffee, sugarcane)
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Flowers and ornamental plants
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Suitable for both field and greenhouse applications
Packaging Options:
Storage & Shelf Life:
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Store in a cool, dry, and shaded place
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Avoid direct sunlight and moisture exposure
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Shelf Life:
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Liquid Form: 6 months
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Powder Form: 12 months
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Keep containers sealed tightly after use