Organic sources are the most important means for sustainable crop production which improve soil fertility, reduce the cost of inputs and save the soil and environment from pollution. The use of chemical fertilizers affect the quality of environment because of excessive nitrate leaching, ammonia volatization, and fixation of large amount of the applied phosphorus. The exploitation of organic fertilizer sources for increasing crop production on sustainable basis has become imperative due to high cost of chemical fertilizers. Organic matter in soil assists plants growth by improving water holding capacity, drought.
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