In developing countries, fast-growing urban populations are demanding more fresh water and food, while generating greater volumes of wastewater(WW). Due to the lack of comprehensive WW management, a major portion of the WW pollutes natural water bodies. For sustainable crop production, adequate level of inputs like inorganic fertilizers, manure and irrigation water finds great significance and their improper management has been the cause of land degradation and environmental pollution. The WW contains a lot of nutrients which may increase the yield of crop and at the same time may substitute...