颁布单位：[University of the Free State] |  颁布时间：2006 |  实施时间：2006 |  学科分类：[["Thesis, (Ph.D., (Centre, for, Sustainable, Agriculture))--University, of, the, Free, State,, 2006","Livestock, farming, systems, --, South, Africa, --, Limpopo","Sustainable, agriculture, --, South, Africa, --, Limpopo"]]

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颁布单位：[University of the Free State] |  颁布时间：2004 |  实施时间：2004 |  学科分类：[["Livestock, farming, systems, --, South, Africa, --, Limpopo","Livestock, farming, systems, --, Kenya","Farming, systems","Research","Smallholder","Multi-functionality","Resources","Environment","Interaction","Cattle","Functions","Productivity","Mixed, farming, systems","Maize","Smallholder, development","Policy, framework","Thesis, (Ph.D., (Centre, for, Sustainable, Agriculture))--University, of, the, Free, State,, 2004"]]

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颁布单位：[University of the Free State] |  颁布时间：2003 |  实施时间：2003 |  学科分类：[["Livestock, --, Ethiopia, --, Harar","Agricultural, systems, --, Ethiopia, --, Harar","Dairy, farming, --, Ethiopia, --, Harar","Thesis, (Ph.D., (Animal,, Wildlife, and, Grassland, Sciences))--University, of, the, Free, State,, 2003"]]

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