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Biofertilizers or microbial inoculants include biologically active and efficient bacteria, actinomycetes, Azolla, mycorrhizae etc. that can provide plant nutrients viz. nitrogen and phosphorus at cheaper cost when compared with chemical fertilizers. Moreover, biofertilizers and organic manures are environment friendly and important basic inputs for sustainable agriculture. Their integrated uses thus can cause a reduction in application of chemical fertilizers and ...
This book highlights various sources of organic and biological agents which can be used for organic farming and biological agents which can be used for organic farming and as well as for maintenance of soil fertility over years’. Organic manures are byproducts of processes of decomposition of organic materials available both in rural and urban areas. Organic manures have been used by the farmers from the beginning of agriculture. But it was neglected in India ...