R.P. SHARMA et al. 2001. Productivity, profitability and nutrient balance as influenced by diversification of Eice (Oryza sativa)-wheat (Triticum aestivum) cropping system. Indian Journal of Agronomy. 53, 2 (Oct. 2001), 97–101. DOI:https://doi.org/10.59797/ija.v53i2.4840.