Podder, M, M Akter, ASM Saifullah, and S Roy. “Impacts of Plough Pan on Physical and Chemical Properties of Soil”. Journal of Environmental Science and Natural Resources 5, no. 1 (August 8, 2012): 289–294. Accessed September 18, 2024. https://www.banglajol.info/index.php/JESNR/article/view/11594.