已收录 272993 条政策
分类导航
检索结果
已选条件:
the
<符合条件的数据共：33条>
排序方式
登录后可批量下载(统一登录，激活码登录)
  • 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"]]
    预览  |  原文链接    [浏览：3 下载：0]
  • The Amylostereum symbiont of Sirex noctilio in South Africa
    颁布单位：[University of the Free State] |  颁布时间：1998 |  实施时间：1998 |  学科分类：[["Insect-plant, relationships, --, South, Africa","Wood-decaying, fungi, --, South, Africa","Pine, --, Diseases, and, pests, --, South, Africa","Siricidae","Basidiomycetes","Dissertation, (M.Sc., (Microbiology, and, Biochemistry))--University, of, the, Free, State,, 1998"]]
    预览  |  原文链接    [浏览：0 下载：0]
  • Studies on stalk borers of maize and sorghum in Lesotho
    颁布单位：[University of the Free State] |  颁布时间：1998 |  实施时间：1998 |  学科分类：[["Busseola, fusca","Chilo, partellus","Parasitoids","Predators","Sorghum, --, Diseases, and, pests, --, Lesotho","Corn, --, Diseases, and, pests, --, Lesotho","Stem, borers, --, Lesotho","Thesis, (Ph.D., (Zoology, and, Entomology))--University, of, the, Free, State,, 1998"]]
    预览  |  原文链接    [浏览：3 下载：0]