Mohamed, M.A., El Hag, F.M.A. and Elnour, I.A. 2014. Rangelands Vegetation under Different Management Systems and Growth Stages in North Darfur State, Sudan (Range Attributes). International Journal of Environment. 3, 3 (Sep. 2014), 332–343. DOI:https://doi.org/10.3126/ije.v3i3.11093.