فهرست مقالات Babo Fadlalla مقاله 1 - Factors Affecting Structure, Conduct and Performance of Livestock Markets in Butana Area, Sudan 20.1001.1.20089996.2017.7.3.9.7 Hala Ahmed Hassan Mohammed Abdelaziz Abdelfattah Hashim Babo Fadlalla Siegfried Bauer Sahar Ezzat Journal of Rangeland Science , شماره 4 , سال 7 , تابستان 2017