Mboua, Etienne, Dieudonne Bitondo, Fritz Oben Tabi, and Alexis Boukong. “Availability of Exchangeable Potassium Due to Cocoa Pods Husk and Coffee Wastes Amended With Urea and Impact on Some Other Soil Physico-Chemical Properties in a Ferralsol of West Cameroon”. Current Research in Agricultural Sciences 10, no. 1 (May 12, 2023): 22–32. Accessed December 4, 2024. https://archive.conscientiabeam.com/index.php/68/article/view/3366.