Anant Prasad Jaiswal2014-05-032014-05-031989http://krishikosh.egranth.ac.in/handle/1/2058664en-USyields, crops, fertilizers, nutrients, cotton, extraction, nitrogen, sampling, land resources, soil analysisSoil Fertility Evaluation For Efficient And Economic Fertilizer Use In A Cropping Sequence Sorghum-Blackgram-CottonThesis