KHARUB, A S, and SUBHASH CHANDER. “Integrated Plant Nutrient Supply in Rice (Oryza sativa)–wheat (Ttriticum Aestivum) System”. The Indian Journal of Agricultural Sciences 80, no. 4 (July 11, 2010). Accessed June 27, 2026. https://epubs.icar.org.in/index.php/IJAgS/article/view/219.