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pests

1999

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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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Evaluation of the effect of microclimate differences on activity of codling moth, Cydia pomonella (Lepidoptera : Tortricidae), using pheromone trap capture data collected in apple and pear orchards in the Langkloof Region

颁布单位：[Stellenbosch University] | 颁布时间：1999 | 实施时间：1999 | 学科分类：[["Codling, moth, --, Climatic, factors, --, South, Africa",, "Apples, --, Diseases, and, pests, --, South, Africa",, "Pear, --, Diseases, and, pests, --, South, Africa",, "Dissertations, --, Agriculture"]]

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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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Fusarium dry rot of potatoes: etiology, epidemiology, toxicity and control

颁布单位：[University of the Free State] | 颁布时间：1999 | 实施时间：1999 | 学科分类：[["Fusarium, --, South, Africa","Fungal, diseases, of, plants, --, South, Africa","Potato, --, Diseases, and, pests, --, South, Africa","Thesis, (Ph.D., (Plant, Pathology))--University, of, the, Free, State,, 1999"]]

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Oomycetes associated with citrus and eucalypts root rot 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：[["Eucalyptus, --, Diseases, and, pests, --, South, Africa","Citrus, --, Diseases, and, pests, --, South, Africa","Fungal, diseases, of, plants, --, South, Africa","Pythium","Phytophthora","Dissertation, (M.Sc., (Microbiology, and, Biochemistry))--University, of, the, Free, State,, 1999"]]

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