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If you want to explore the role of Cyanobacteria in soil fertility in general & Azolla-Anabena a...
biofertilizer role in our atmosphere
types of biofertilizers and it uses
Uses of biofertilizers
Biofertilizers are used to mobile nutrients present in the environment to available forms to the pla...
its brief introduction of biofertilizers is this slide
Organic nutrient management
