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  • 颁布单位:[University of the Free State] |  颁布时间:2011 |  实施时间:2011 |  学科分类:[["Thesis, (Ph., D., (School, of, Mathematics, Natural, Sciences, and, Technology, Education))--University, of, the, Free, State,, 2011","Physical, sciences, --, Study, and, teaching, --, South, Africa","Physical, sciences, --, Curricula, --, South, Africa","Physical, sciences, --, South, Africa, --, Computer-assisted, instruction"]]
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  • 颁布单位:[University of the Free State] |  颁布时间:2008 |  实施时间:2008 |  学科分类:[["Russian, wheat, aphid, --, South, Africa, --, Eastern, Free, State","Wheat, --, Disease, and, pest, resistance","Wheat, --, Effect, of, temperature, on","Dissertation, (M.Sc.Agric., (Plant, Sciences, (Plant, Breeding))--University, of, the, Free, State,, 2008"]]
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  • 颁布单位:[University of the Free State] |  颁布时间:2007 |  实施时间:2007 |  学科分类:[["Sorghum, --, Diseases, and, pests, --, South, Africa","Fusarium, diseases, of, plants, --, South, Africa","Root, rots, --, South, Africa, --, Etiology","Thesis, (Ph.D., (Plant, Sciences, (Centre, for, Plant, Health, Management))--University, of, the, Free, State,, 2007"]]
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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:[["Biodiversity, Braun-Blanquet","Classification","Ecology","Grassland","Wetland","Vegetation","Plant, community","Plant, ecology, --, South, Africa, --, Pretoria, --, Rietvlei, Nature, Reserve","National, parks, and, reserves, --, Environmental, aspects, --, South, Africa, --, Pretoria","Dissertation, (M.Agric., (Animal,, Wildlife, and, Grassland, Sciences, (Wildlife, Management))--University, of, the, Free, State,, 2004."]]
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