已收录 272962 条政策
分类导航
检索结果
已选条件:
the
2001
<符合条件的数据共：25条>
排序方式
登录后可批量下载(统一登录，激活码登录)
  • The long-term impact of intermine flow from collieries in the Mpumalanga Coalfields
    颁布单位：[University of the Free State] |  颁布时间：2001 |  实施时间：2001 |  学科分类：[["Data, acquisition","Decant","Intermine, flow","Geographic, information, Systems, (GIS)","Management","Mining, methods","Interconnectivity","Salt, load","Water, volume","Water, quality","Coal, mines, and, mining, --, Environmental, aspects, --, South, Africa, --, Mpumalanga","Mine, drainage","Groundwater, flow, --, South, Africa, --, Mpumalanga","Dissertation, (M.Sc., (Groundwater, Studies))--University, of, the, Free, State,, 2001"]]
    预览  |  原文链接    [浏览：0 下载：0]
  • Effect of in-field water harvesting with different mulching practices on crop response
    颁布单位：[University of the Free State] |  颁布时间：2001 |  实施时间：2001 |  学科分类：[["Soil, moisture, conservation, --, South, Africa, --, Free, State","Mulching","Maize, (Zea, mays, L.)","Sunflower, (Helianthus, annus, L.)","Dissertation, (M.Sc.Agric., (Agronomy, and, Horticulture))--University, of, the, Free, State,, 2001"]]
    预览  |  原文链接    [浏览：0 下载：0]
  • Hydrogeology of the Table Mountain sandstone aquifer - Klein Karoo
    颁布单位：[University of the Free State] |  颁布时间：2001 |  实施时间：2001 |  学科分类：[["Groundwater, --, South, Africa, --, Little, Karoo","Hydrogeology, --, South, Africa, --, Little, Karoo","Thesis, (Ph.D., (Geohydrology))--University, of, the, Free, State,, 2001"]]
    预览  |  原文链接    [浏览：0 下载：0]
  • An investigation into the possible causes of decline in the Acacia Erioloba population of the Kathu area
    颁布单位：[University of the Free State] |  颁布时间：2001 |  实施时间：2001 |  学科分类：[["Decline","Kathu","Mine, dust","Water, levels","Browse, pressure","Chemicals","Pod, removal","Bruchid, beetle, predation","Tree, declines, --, South, Africa, --, Kathu","Conservation, biology","Acacia, --, South, Africa, --, Kathu","Acacia, erioloba","Dissertation, (M.Sc., (Botany, and, Genetics))--University, of, the, Free, State,, 2001"]]
    预览  |  原文链接    [浏览：0 下载：0]
  • Modelling the potential impact of a water market in the Berg River Basin
    颁布单位：[University of the Free State] |  颁布时间：2001 |  实施时间：2001 |  学科分类：[["Water, use, --, Economic, aspects, --, South, Africa, --, Berg, River","Water-supply, --, South, Africa, --, Berg, River","Thesis, (Ph.D., (Agricultural, Economics))--University, of, the, Free, State,, 2001"]]
    预览  |  原文链接    [浏览：3 下载：0]