DETERMINATION OF CRITICAL LIMITS OF AVAILABLE ZINC IN THREE MAJOR SOIL ASSOCIATIONS OF MALERKOTLA BLOCK, SANGRUR.

TAKKAR, P. N.THIND, SUKHWINDER SINGH2020-01-172020-01-171974http://krishikosh.egranth.ac.in/handle/1/581014101801062017_0001_0006_001622.pdfENGLISHDETERMINATION OF CRITICAL LIMITS OF AVAILABLE ZINC IN THREE MAJOR SOIL ASSOCIATIONS OF MALERKOTLA BLOCK, SANGRUR.Thesis