ASHENAFI AYANO. COFFEE RESEARCH ACHIEVEMENTS, THE IRBACK STOPPING TO THE DEVELOPMENT OF THE SUB-SECTOR IN ETHIOPIA AND PRODUCTIVITY GAP BETWEEN FARM AND RESEARCH: A Review. Ethiopian Journal of Environment and Development, [S. l.], v. 3, n. 1, p. 354–374, 2021. DOI: 10.20372/ejed.v03i1.05. Disponível em: https://journal.du.edu.et/index.php/ejed/article/view/314. Acesso em: 5 sep. 2025.