فهرس المقالات Duncan MacFadyen المقاله 1 - The Foraging Ecology of Nguni and Brahman Cattle under Different Management Systems in High-altitude Grasslands of South Africa 20.1001.1.20089996.2021.11.3.5.1 Phumlile Simelane Julie Shapiro Thembs' Alilahlwa A. M. Mahlaba Robert McCleery Duncan MacFadyen Ara Monadjem Journal of Rangeland Science , العدد 4 , السنة 11 , تابستان 2021