S. SARKAR, S. S. MONDAL, P. K. MAITI, and B. N. CHATTERJEE, “Sulphur nutrition of crops with and without organic manures under intensive cropping”, Indian J Agri Sci, vol. 64, no. 2, Apr. 2013, Accessed: Sep. 20, 2024. [Online]. Available: https://epubs.icar.org.in/index.php/IJAgS/article/view/29042