Gemechu, A. and Mekasha, Y. 2015. Effect of Supplementation with Graded Levels of Concentrate Mix on Feed Intake, Digestibility, Body Weight Change, Carcass Parameters and Economic benefit of Arsi Arsi-bale Sheep Fed with Basal Diet of Urea Treated Barley Straw. Journal of Science, Technology and Arts Research. 4, 4 (Dec. 2015), 01–08. DOI:https://doi.org/10.4314/star.v4i4.1.