Department of Animal and Fish Resource Development, Bureau of Agriculture and Rural Development, Benishangul Gumuz Regional State, P.O. Box 30, Assosa, Ethiopia
Eyassu Seifu
Department of Animal Sciences, Haramaya University, P.O. Box 287, Haramaya campus, Ethiopia
Amsalu Bezabih
Honeybee Research Program, Holetta Agricultural Research Center, P.O. Box 22, Holetta, Ethiopia