已收录 268921 条政策
分类导航
检索结果
已选条件:
water
<符合条件的数据共：3条>
排序方式
登录后可批量下载(统一登录，激活码登录)
  • Water and nitrogen management for risk mitigation in semi-arid croping systems
    颁布单位：[University of the Free State] |  颁布时间：2008 |  实施时间：2008 |  学科分类：[["Soils, --, Nitrogen, content, --, Zimbabwe","Crops, and, nitrogen, --, Zimbabwe","Crops, and, water, --, Zimbabwe","Cropping, systems, --, Zimbabwe","Thesis, (Ph.D., (Agrometeorology))--University, of, the, Free, State,, 2008"]]
    预览  |  原文链接    [浏览：7 下载：0]
  • Site selection for the Small-Scale Aquaculture Farming Systems in the Western Cape : a GIS application
    颁布单位：[Stellenbosch University] |  颁布时间：2006 |  实施时间：2006 |  学科分类：[["Aquaculture",, "Berg, and, Breede, River, water, management, areas",, "Division, of, Aquaculture, at, Stellenbosch, University, (DASU)",, "Farm, irrigation, dams",, "Geographical, information, systems, (GIS)",, "Rural, Aquaculture, Development, Programme, (RADP),",, "Site, selection, method",, "Small-Scale, Aquaculture, Farming",, "Trout, farming,, Western, Cape",, "Dissertations, --, Geography, and, environmental, studies",, "Theses, --, Geography, and, environmental, studies"]]
    预览  |  原文链接    [浏览：4 下载：0]
  • Comparing the precipitation use efficiency of maize-bean intercropping with sole cropping in a semi-arid ecotope
    颁布单位：[University of the Free State] |  颁布时间：2003 |  实施时间：2003 |  学科分类：[["Semi-arid, ecotope","Transpiration, efficiency, coefficient","Water, extraction","Radiation, interception","Radiation, use, efficiency","Soil, evaporation","Water, use","Precipitation, use, efficiency","Intercropping, --, Kenya","Crops, and, water, --, Kenya","Plant-water, relationships, --, Kenya","Cropping, systems, --, Kenya","Thesis, (Ph.D., (Agrometeorology))--University, of, the, Free, State,, 2003"]]
    预览  |  原文链接    [浏览：8 下载：0]