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  • Biology and control of bean anthracnose in Ethiopia
    颁布单位：[University of the Free State] |  颁布时间：2003 |  实施时间：2003 |  学科分类：[["Common, bean, --, Diseases, and, pests, --, Control, --, Ethiopia","Anthracnose, --, Ethiopia","Thesis, (Ph.D., (Plant, Sciences, (Plant, Pathology))--University, of, the, Free, State,, 2003"]]
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  • Spider ecology in pistachio orchards in South Africa
    颁布单位：[University of the Free State] |  颁布时间：2003 |  实施时间：2003 |  学科分类：[["Spiders, --, South, Africa","Pistachio, --, Diseases, and, pests, --, Control","Dissertation, (M.Sc., (Zoology, and, Etomology))--University, of, the, Free, State,, 2003"]]
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  • Epidemiology of grain mould of sorghum in South Africa and Ethiopia
    颁布单位：[University of the Free State] |  颁布时间：2002 |  实施时间：2002 |  学科分类：[["Sorghum, --, Diseases, and, pests, --, South, Africa","Sorghum, --, Diseases, and, pests, --, Ethopia","Thesis, (Ph.D., (Plant, Sciences, (Plant, Pathology))--University, of, the, Free, State,, 2002"]]
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  • An integrated approach to pest management in field pea, Pisum sativum (L.), with emphasis on pea aphid, Acyrthosiphon pisum (Harris)
    颁布单位：[University of the Free State] |  颁布时间：2002 |  实施时间：2002 |  学科分类：[["Peas, --, Diseases, and, pests","Pests, --, Control","Agricultural, pests, --, Integrated, control","Thesis, (Ph.D., (Zoology, and, Entomology))--University, of, the, Free, State,, 2002"]]
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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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  • Ophiostoma species from hardwood sources 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：[["Ophiostomatoid","Ceratocystis","Ophiostoma, pluriannulatum","Ophiostoma, tropicale","Ophiostoma, piceae","Ophiostoma, querci","Ophiostoma, stenoceras","Sporothrix, schenckii","Ophiostoma","Ophiostoma, --, Taxonomy","Ophiostoma, --, Phylogeny","Hardwoods, --, Diseases, and, pests, --, South, Africa","Dissertation, (M.Sc., (Microbiology, and, Biochemistry))--University, of, the, Free, State,, 2002"]]
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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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  • Mycotoxin contamination of maize in relation to insect infestation, agricultural practices and agroecology in the Republic of Cameroon
    颁布单位：[University of the Free State] |  颁布时间：1999 |  实施时间：1999 |  学科分类：[["Pathogenic, fungi, --, Cameroon","Corn, --, Diseases, and, pests, --, Cameroon","Thesis, (Ph.D., (Microbiology, and, Biochemistry))--University, of, the, Free, State,, 1999"]]
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