N. Adgaba1*, A. Al-Ghamdi1, A. G. Shenkute1, S. Ismaiel2, S. Al-Kahtani2, Y. Tadess1, M. J. Ansari1, W. Abebe3, M. Q. A. Abdulaziz2
1Chair of Engineer Abdullah Bugshan for Bee Research, Department of Plant Protection,
2Department of Agricultural Economics College of Food and Agriculture Science, King Saud University, P.O. Box 2460, Riyadh 11451, Saudi Arabia;
3Department of Rural Development and Agricultural Extension, Institute of Cooperatives and Development Studies, Ambo University, Ambo, Ethiopia.