Question

What is a bio fertilizer ?! Give an example.

Answer 1

Answer:

Biofertilizers such as Rhizobium, Azotobacter, Azospirilium and blue green algae (BGA) have been in use a long time. Rhizobium inoculant is used for leguminous crops. Azotobacter can be used with crops like wheat, maize, mustard, cotton, potato and other vegetable crops.

Answer 2

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These organisms fix nitrogen from the atmosphere into the soil. Some microorganisms are also used to kill pests and are intentionally put in to the soil

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