Hamid, Izzah Abd, Wan Asrina Wan Yahaya, and Norziana Zin Zawawi. “Changes in Soil Organic Carbon Under Continuous Farming”. Research in Agriculture Livestock and Fisheries 7, no. 2 (September 1, 2020): 175–181. Accessed February 13, 2026. https://www.banglajol.info/index.php/RALF/article/view/48857.