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What are the examples of biofertilizers?

What are the examples of biofertilizers?

Types of Biofertilizers

  • Symbiotic Nitrogen-Fixing Bacteria. Rhizobium is one of the vital symbiotic nitrogen-fixing bacteria.
  • Loose Association of Nitrogen-Fixing Bacteria.
  • Symbiotic Nitrogen-Fixing Cyanobacteria.
  • Free-Living Nitrogen-Fixing Bacteria.
  • Bio Compost.
  • Tricho-Card.
  • Azotobacter.
  • Phosphorus.

What are the biofertilizers producing bacteria?

There are mainly 6 types of the Microbes that are used as the Biofertilizers. These Microbes are Rhizobia, Azotobacter, Azospirillum, Blue-green algae, Azolla, and Phosphate-solubilizing Microorganisms.

What is called bio fertilizers explain with example?

Bacterial biofertilizers They enrich the soil by fixing free nitrogen into nitrogen compounds e.g. ammonia, nitric acid, organic nitrates and thus reduce the dependence on the use of chemical fertilizers. 3. For example, Rhizobium, Azotobacter etc.

Is Azolla a biofertilizer?

Azolla-Anabaena as a Biofertilizer for Rice Paddy Fields in the Po Valley, a Temperate Rice Area in Northern Italy.

What are biofertilizers give two examples Class 12?

Solution : Biofertilisers are organisms that enrich the nutrient quality of the soil. The main source f biofertilizers are bacteria, fungi and cyanobacteria. e.g., (i) Azospirillum, Rhizobium and Azotobacter can fix atmospheric nitrogen in the soil.

Is not the example of biofertilizer?

The answer for this question is Option A – Agrobacterium is not a biofertilizer. Agrobacterium is a gram negative bacteria used in the transfer of small DNA fragments into the plant genome by the process of transformation.

What are microbial fertilizers name three examples?

Rhizobium, Blue-Green Algae, Mycorrhiza (VAM), Azotobacter, Azosprillum and Phosphate solubilizing Microbes are some examples of biofertilizers.

Is Azolla is a biofertilizer?

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