SEKHON, G. S.BANSAL, RAM LAL2020-01-172020-01-171972http://krishikosh.egranth.ac.in/handle/1/581014115919052017_0001_0023_002915.pdfENGLISHDETERMINATION OF CRITICAL LIMITS OF AVAILABLE ZINC IN SOILS OF SOIL AND WATER MANAGEMENT PROJECT; PATIALAThesis