M. P. SHARMA and S. V. BALI, “Effect of row spacing and farmyard manure with increasing levels of nitrogen, phosphorus and potassium on yield and nutrients uptake in rice (Oryza sativa)-wheat (Triticum aestivum) cropping sequence*”, Indian J Agri Sci, vol. 71, no. 10, Apr. 2014, Accessed: Oct. 23, 2025. [Online]. Available: https://epubs.icar.org.in/index.php/IJAgS/article/view/40270