颁布单位：[University of the Free State] |  颁布时间：1972 |  实施时间：1972 |  学科分类：[["Dissertation, (M.Sc.Agric., (Animal,, Wildlife, and, Grassland, Science))--University, of, the, Free, State,, 1972","Swine, --, Feeding, and, feeds","Swine, --, Nutrition","Pork, --, Quality"]]

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颁布单位：[University of the Free State] |  颁布时间：1972 |  实施时间：1972 |  学科分类：[["Plant-soil, relationships","Crops, and, soils","Roots, (Botany)","Soil, --, Quality","Plant-water, relationships","Irrigation","Dissertation, (M.Sc..Agric, (Soil, Science))--University, of, the, Free, State,, 1972"]]

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颁布单位：[University of the Free State] |  颁布时间：1972 |  实施时间：1972 |  学科分类：[["Cultivation, system","Cultivation, structure, --, Karakoel","Herders, --, South, West, Africa","Sheep, --, South, West, Africa","Dissertation, (M.Sc.Agric., (Sheep, and, Cloud, Sciences))--University, of, the, Free, State,, 1972"]]

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