Chowdhury, Tapas, GP Ayam, SB Gupta, GK Das, and MK Pradhan. “Internal Nutrient Supply Capacity of Vertisols for Rice in Chhattisgarh Agro-Climatic Conditions of India”. Bangladesh Journal of Agricultural Research 32, no. 4 (October 10, 2008): 501–507. Accessed November 25, 2024. https://banglajol.info/index.php/BJAR/article/view/1268.