Abebe, Yitayal, and Adam Bekele. “The Impact of Soil and Water Conservation Program on the Income and Productivity of Farm Households in Adama District, Ethiopia”. Science, Technology and Arts Research Journal 3, no. 3 (September 29, 2014): 198–203. Accessed July 13, 2026. https://journals.wgu.edu.et/index.php/star/article/view/567.