used of micro organism in bio fertilizer
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The use of earthworm in bio fertilizer bcz it is friend's of farmer.
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The microorganisms in biofertilizers restore the soil's natural nutrient cycle and build soil organic matter. ... Biofertilizers such as Rhizobium, Azotobacter, Azospirilium and blue green algae (BGA) have been in use a long time. Rhizobium inoculant isused for leguminous crops.
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