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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颁布单位：[University of the Free State] |  颁布时间：1971 |  实施时间：1971 |  学科分类：[["Merino, sheep","Lambs","Ewes, --, Behavior","Dissertation, (M.Sc.Agric., (Sheep, and, Wool, Science))--University, of, the, Free, State,, 1971"]]

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颁布单位：[University of the Free State] |  颁布时间：1968 |  实施时间：1968 |  学科分类：[["Wool","Wool, scouring","Wool, industry","Dissertation, (M.Sc.Agric., (Sheep, and, Wool, Science))--University, of, the, Free, State,, 1968"]]

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