Approaches on validating and scaling of food crops innovations in Ethiopia - Bishaw, Zewdie; Ahmed, Seid; Aynewa, Yetsedaw; Mekonnen, Kindu; Gebreyes, Million; Asfaw, Addisu; Alene, Temesgen; Ebrahim, Mohammed; Dubale, Workneh; Tadesse, Negussie; Seifu, Haimanot; Thorne, Peter J. (International Livestock Research Institute, 2023)