BHARDE, N M, Y S SHIVAY, S SINGH, and D KUMAR. “Productivity and Economics of Rice (Oryza Sativa) - Wheat (Triticum Aestivum) Cropping System As Influenced by Neem Oil-Treated Urea and Biogas Slurry*”. The Indian Journal of Agricultural Sciences 76, no. 9 (January 8, 2011). Accessed July 24, 2026. https://epubs.icar.org.in/index.php/IJAgS/article/view/3070.