NEGA, YIFTER, K SRIKANTH, K SUDHIR, and SHARANAPPA SHARANAPPA. 2014. “Sulphur Status of an Alfisol under Continuous Cropping and Fertilization Sehedule*”. The Indian Journal of Agricultural Sciences 71 (5). https://epubs.icar.org.in/index.php/IJAgS/article/view/39807.