1. Department of Horticulture and Crop Science, University of Jordan, Amman, Jordan
2. Royal Society for the Conservation of Nature, Amman, Jordan
3. Department of Lands Management and Environment, Prince Al-Hasan Bin Talal Faculty for Natural Resources and Environment, The Hashemite University, Zarqa, Jordan
4. Department of Animal and Range Sciences, New Mexico State University, Las Cruces, USA