Aulakh, M S, N S Pasricha, and K L Ahuja. “Effect of Nitrogen and Sulpbur Application on Grain and Oil Yields, Nutrient Uptake and Protein Content in Transplanted Gobhi Sarson (Brassica Napus Subsp Oleifera Var Annua)”. The Indian Journal of Agricultural Sciences 65, no. 7 (June 5, 2012). Accessed October 28, 2025. https://epubs.icar.org.in/index.php/IJAgS/article/view/18893.