TY - BOOK AU - Rajan,.A.RajaRajan TI - Studies on the effect of sewage wastes on soil chemical properties and on germination,dry matter yield and nutrient uptake of crops KW - Sewage KW - Waste water KW - Soil KW - Chemical KW - Yield KW - Crops KW - Soil fertility KW - Development stages KW - Gerination ER -