SAHA, H. (2014) “Comparative efficiency of rockphosphate and single superphosphate on release of available phosphorus and yield of soybean (Glycine max) in an acid soil*”, The Indian Journal of Agricultural Sciences, 72(4). Available at: https://epubs.icar.org.in/index.php/IJAgS/article/view/40808 (Accessed: 28 October 2025).