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IMPORTANT
Earn 100

A legume having symbiotic association with two nitrogen fixing bacteria (Rhizobium and Aerorhizobium) is

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Important Questions on Bioenergy, Biofertilizer and Biological Pest Control

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IMPORTANT

Azolla enriches rice fields with nitrogen due to its association with
OR

A free-living nitrogen-fixing cyanobacteria which can also form a symbiotic association with the water fern Azolla is

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An organism used as biofertilizer for raising soyabean crop is
Or
Most famous nitrogen fixing bacterium/biofertilizer is