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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:[["Soil, science","Soils","Thesis, (Ph.D., (Soil, Science))--University, of, the, Free, State,, 1971"]]
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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:[["Phosphatic, fertilizers","Soils, --, South, Africa, --, Northern, Cape, --, Vaalharts","Soils, --, Phosphorus, content","Dissertation, (M.Sc.Agric., (Soil, Science))--University, of, the, Free, State,, 1971"]]
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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:[["Religion, --, South, Africa, --, Batho, (Bloemfontein)","Dissertation, (M.A., (Ethnology))--University, of, the, Free, State,, 1971"]]
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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:[["Work, --, Psychological, aspects","Job, satisfaction","Motivation, (Psychology)","Thesis, (D.Com., (Industrial, Psychology))--University, of, the, Free, State,, 1971"]]
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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:[["Yeast","Brewing, industry, --, Quality, control","Beer, industry, --, Quality, control","Dissertation, (M.Sc.Agric., (Microbiology))--University, of, the, Free, State,, 1971"]]
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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:1971 |  实施时间:1971 |  学科分类:[["Soils, --, South, Africa","Soils, --, Orange, River","Soils, and, nutrition, --, South, Africa","Soils, and, nutrition, --, Orange, River","Dissertation, (M.Sc.Agric., (Soil, Science))--University, of, the, Free, State,, 1971"]]
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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:[["Plants,, Cultivated","Plants,, Cultivated, --, Free, State","Plants, --, Effect, of, hail, on","Harvest, and, climate","Dissertation, (M.Sc.Agric., (Agricultural, Sciences))--University, of, the, Free, State,, 1971"]]
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