SENGUPTA, K., NANDI, S. and CHAKRABORTY, N. (2014) “Effect of sulphur-containing fertilizers on productivity of rainfed greengrarn (phaseolus radiatus)*”, The Indian Journal of Agricultural Sciences, 71(6). Available at: https://epubs.icar.org.in/index.php/IJAgS/article/view/39896 (Accessed: 26 October 2025).