Aburas, M.M. et al. 2020. The Effect of Check Dams and the Use of Semi-Arid slopes on Runoff and Soil Loss, at Some Valleys of the South of Al-Jabal Al-Akhdar, Libya. Al-Mukhtar Journal of Sciences. 35, 1 (Jan. 2020), 69–83. DOI:https://doi.org/10.54172/mjsc.v35i1.367.