R. S. CHANDEL, P. C. SUDHAKAR, and K. SINGH, “Direct and residual effect of sulphur on indian mustard (Brassica juncea) in rice (Oryza sativa)-indian mustard cropping systerm*”, Indian J Agri Sci, vol. 72, no. 4, May 2014, Accessed: Oct. 27, 2025. [Online]. Available: https://epubs.icar.org.in/index.php/IJAgS/article/view/40802