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  • Wheat leaf rust resistance in selected Triticum turgidum accessions
    颁布单位：[University of the Free State] |  颁布时间：2002 |  实施时间：2002 |  学科分类：[["Wheat, rusts, --, South, Africa","Wheat, --, Disease, and, pest, resistance","Dissertation, (M.Sc., (Plant, Sciences, (Genetics))--University, of, the, Free, State,, 2002"]]
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  • Limnological aspects of Loch Logan, an urban impoundment
    颁布单位：[University of the Free State] |  颁布时间：2002 |  实施时间：2002 |  学科分类：[["Urban, impoundment","Eutrophication","Physical, and, chemical, parameters","Nutrients","Seasonal, cycles","Diel, changes","Algae","Blooms, and, management","Lake, ecology, --, South, Africa, --, Bloemfontein","Surface, impoundments, --, Environmental, aspects, --, South, Africa, --, Bloemfontein","Dissertation, (M.Sc., (Plant, Sciences))--University, of, the, Free, State,, 2002","Water, resources, management"]]
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  • Characterization of diseases of kenaf (Hibiscus cannabinus L.) in South Africa
    颁布单位：[University of the Free State] |  颁布时间：2002 |  实施时间：2002 |  学科分类：[["Kenaf, (Hibiscus, cannabinus, L.)","Kenaf, --, Diseases, and, pests, --, South, Africa","Cotton, --, Diseases, and, pests, --, Control, --, South, Africa","Dissertation, (M.Sc.Agric., (Plant, Sciences))--University, of, the, Free, State,, 2002"]]
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  • Host-pathogen studies of common rust of maize in South Africa
    颁布单位：[University of the Free State] |  颁布时间：2001 |  实施时间：2001 |  学科分类：[["Corn, --, Diseases, and, pests, --, South, Africa","Plant-pathogen, relationships, --, South, Africa","Dissertation, (M.Sc.Agric., (Plant, Pathology))--University, of, the, Free, State,, 2002"]]
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  • Genetics of resistance to Stenocarpella maydis ear rot of maize
    颁布单位：[University of the Free State] |  颁布时间：2001 |  实施时间：2001 |  学科分类：[["Disease, measurement","Ear, rot","Inheritance","Maturity","StenocarpelIa, maydis","Zea, mays","Corn, --, Genetics, --, South, Africa","Corn, --, Disease, and, pest, resistance, --, Genetic, aspects","Dissertation, (M.Sc.Agric., (Plant, Breeding))--University, of, the, Free, State,, 2001"]]
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  • Biology and control of Sclerotium rolfsii on groundnut in South Africa
    颁布单位：[University of the Free State] |  颁布时间：2001 |  实施时间：2001 |  学科分类：[["Sclerotium, rolfsii","Southern, stem, rot","Population","Mycelial, compatibility, groups","AFLP, analysis","Pathogenicity","Control","Inversion, plough","Integrated, pest, management","Peanuts, --, South, Africa, --, Diseases, and, pests","Thesis, (Ph.D., (Plant, Pathology))--University, of, the, Free, State,, 2001"]]
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  • Inheritance of root rot resistance in maize (Zea Mays L.)
    颁布单位：[University of the Free State] |  颁布时间：2001 |  实施时间：2001 |  学科分类：[["Corn, --, Genetics, --, South, Africa","Corn, --, Disease, and, pest, resistance, --, Genetic, aspects","Corn, root, rot","Dissertation, (M.Sc.(Agric., (Plant, Breeding))--University, of, the, Free, State,, 2001"]]
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  • Pathogenic variability in Puccinia Sorghi on maize in South Africa
    颁布单位：[University of the Free State] |  颁布时间：2000 |  实施时间：2000 |  学科分类：[["Corn, --, Diseases, and, pests, --, South, Africa","Corn, --, Disease, and, pest, resistance, --, Genetic, aspects","Dissertation, (M.Sc.Agric., (Plant, Breeding))--University, of, the, Free, State,, 2000"]]
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  • Pathogenic variability and yield losses associated with rust diseases of barley and oats in South Africa
    颁布单位：[University of the Free State] |  颁布时间：1999 |  实施时间：1999 |  学科分类：[["Puccinia, hordei","Puccinia, coronata, f., sp., avenae","Puccinia, graminis, f., sp., avenae","Pathogenic, variability","Yield, loss","Barley","Oats","Oats, --, Diseases, and, pests, --, South, Africa","Barley, --, Diseases, and, pests, --, South, Africa","Rust, diseases, --, South, Africa","Dissertation, (M.Sc.Agric., (Plant, Pathology))--University, of, the, Free, State,, 1999"]]
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  • Grain yield and breadmaking quality of wheat lines with leaf rust resistance genes Lr29, Lr34, Lr35, and Lr37
    颁布单位：[University of the Free State] |  颁布时间：1999 |  实施时间：1999 |  学科分类：[["Wheat","Leaf, rust, resistance","Lr29","Lr34","Lr35","Lr37","Quality","Yield","Leaf, rust, of, wheat","Wheat, --, Breeding, --, South, Africa","Wheat, --, Disease, and, pest, resistance","Dissertation, (M.Sc.Agric., (Plant, Breeding))--University, of, the, Free, State,, 1999"]]
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