Yericho Berhanu Meshesha
Department of Natural Resource Management, Bonga University P. O. Box 334, Bonga, Ethiopia.
Mulugeta Bekele Abdi
School of Natural Resource and Environmental Study, Wondo Genet College of Forestry and Natural Resources, Hawassa University, P. O. Box 128, Shashemene, Ethiopia.
Copyright © 2020 Author(s) retain the copyright of this article.
This article is published under the terms of the Creative Commons Attribution License 4.0