颁布单位:[University of the Free State] |
颁布时间:2003 |
实施时间:2003 |
学科分类:[["Range, management, --, Ethiopia, --, Awash, River, Valley","Rangelands, --, Ethiopia, --, Awash, River, Valley","Thesis, (Ph.D., (Animal,, Wildlife, and, Grassland, Sciences))--, University, of, the, Free, State,, 2003"]]