Lemma, A., M. Philipos, G. Mitiku, Y. . Talew, T. . . Gizaw, and D. Teshome. “Pre-Extension on-Farm Demonstration Trial of Maize in Heban Arsi and Sankura Districts, Southern Ethiopia”. Journal of Science and Development, vol. 10, no. 2, Oct. 2022, pp. 42-47, https://journals.hu.edu.et/hu-journals/index.php/agvs/article/view/539.