1.
B.S. MANKOTIA, J. SHEKHAR, R.C, THAKUR, S.C. NEGl. Effect of organic and inorganic sources of nutrients on rice (Oryza sativa) - wheat (Triticum aestivum) cropping system. IJA. 2001;53(1):32-36. doi:10.59797/ija.v53i1.4830