Ademe, Yackob Alemayehu, Shiferaw Tolosa Guda, and Ararsa Boki Lemma Lemma. “Contribution of Organic Inputs to Maize Productivity in the Eastern African Region: A Quantitative Synthesis”. Agriculture and Natural Resources 54, no. 1 (February 28, 2020): 64–73. Accessed May 5, 2024. https://li01.tci-thaijo.org/index.php/anres/article/view/240263.