颁布单位：[University of the Free State] |  颁布时间：2014 |  实施时间：2014 |  学科分类：[["Sweet, potatoes","Sweet, potatoes, --, Breeding","Plant, mutation, breeding","Droughts","Sweet, potatoes, --, Effect, of, drought, on","Mineral, content","Nutrient, deficiency","Flesh, colour","Dry, mass","Yield","Lethal, dosage","Radio-sensitivity, tests","Gamma, ray","Ipomoea, batatas","Dissertation, (M.Sc.Agric., (Plant, Sciences:, Plant, Breeding))--University, of, the, Free, State,, 2014"]]

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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：[["Thesis, (Ph.D., (Plant, Sciences, (Plant, Breeding))--University, of, the, Free, State,, 2008","Corn, --, Genetics","Genotype-environment, interaction","Corn, --, Effect, of, temperature, on","Corn, --, Breeding"]]

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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：2006 |  实施时间：2006 |  学科分类：[["Dissertation, (M.Sc., (Plant, Science, (Plant, Breeding))--University, of, the, Free, State,, 2006","Potatoes, --, Genetics","Potatoes, --, Effect, of, stress, on","Potatoes, --, Climatic, factors","Heritability","Growth, stage","Proteins","Solanum, tuberosum","Yield, components","Freezing, stress"]]

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颁布单位：[University of the Free State] |  颁布时间：2005 |  实施时间：2005 |  学科分类：[["Corn, --, Drought, tolerance","Corn, --, Effect, of, stress, on","Corn, --, Spacing","Thesis, (Ph.D., (Plant, Scienes:, Plant, Breeding))--University, of, the, Free, State,, 2005"]]

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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：[["Vernalization","Wheat, --, Breeding, --, South, Africa","Wheat, --, Effect, of, temperature, on","Dissertation, (M.Sc.Agric., (Plant, Science, (Plant, Breeding))--University, of, the, Free, State,, 2004"]]

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颁布单位：[University of the Free State] |  颁布时间：2001 |  实施时间：2001 |  学科分类：[["Durum, wheat, --, Water, requirements","Durum, wheat, --, Effect, of, drought, on","Durum, wheat","Dissertation, (M.Sc.Agric., (Plant, Breeding))--University, of, the, Free, State,, 2001"]]

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颁布单位：[University of the Free State] |  颁布时间：2001 |  实施时间：2001 |  学科分类：[["Wheat, --, Ethiopia, --, Water, requirements","Plant-water, relationships, --, Ethiopia","Wheat, --, Effect, of, drought, on","Dissertation, (M.Sc.Agric., (Agronomy, and, Plant, Breeding))--University, of, the, Free, State,, 2001"]]

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颁布单位：[University of the Free State] |  颁布时间：2001 |  实施时间：2001 |  学科分类：[["Plants, --, Effect, of, soil, moisture, on","Plant-water, relationships","Crops, --, Effect, of, drainage, on","Wheat, --, Breeding, --, Ethiopia","Thesis, (Ph.D., (Plant, Breeding))--University, of, the, Free, State,, 2001"]]

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