Gambo Jahun, Bala, Desa bin Ahmad, Muhammad Razif Mahadi, Shamsuddin Sulaiman, and Shehu Adamu Iya. “Effects of Degree of Oil Palm Frond Mulching Using Tractor Mounted Mulcher Blades”. Journal of Agricultural Engineering 52, no. 1 (March 18, 2021). Accessed November 22, 2024. https://www.agroengineering.org/jae/article/view/1083.