DINESH KUMAR SINGH, and PURUSHOTTAM KUMAR. “Influence of Diversification of Rice (Oryza sativa)wheat (Triticum Aestivum) System on Productivity, Energetics and Profitability under on-Farm Conditions”. Indian Journal of Agronomy, vol. 59, no. 2, Oct. 2001, pp. 200-3, https://doi.org/10.59797/ija.v59i2.4564.