已收录 273173 条政策
分类导航
检索结果
已选条件:
Crop
<符合条件的数据共：97条>
排序方式
登录后可批量下载(统一登录，激活码登录)
  • Contribution of soil water and groundwater towards transpiration of tree species in the Ghaap plateau
    颁布单位：[University of the Free State] |  颁布时间：2018 |  实施时间：2018 |  学科分类：[["Global, whole, tree, water, use","Precipitation, analysis","Tree, transplanting, procedure","Compensation, heat, pulse, velocity, calibration","Groundwater, transpiration","Soil, water, transpiration","Tree, water, use, in, arid, environments","HydraScout, capacitance, probe, calibration","Thesis, (Ph.D., (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2018"]]
    预览  |  原文链接    [浏览：4 下载：0]
  • Simulating future rangeland production in central South Africa
    颁布单位：[University of the Free State] |  颁布时间：2018 |  实施时间：2018 |  学科分类：[["Climate, change","Global, climate, models","PUTU, VELD","Rangeland, production, model","Themeda-Cymbopogon, veld","Dissertation, (M.Sc.Agric., (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2018"]]
    预览  |  原文链接    [浏览：0 下载：0]
  • Spatio-temporal distribution of temperature in an expansive soil under a low-cost house
    颁布单位：[University of the Free State] |  颁布时间：2018 |  实施时间：2018 |  学科分类：[["Land, Type, Dc17","Expansive, soils","Thermal, properties","Soil, temperature","Dissertation, (M.Sc., (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2018"]]
    预览  |  原文链接    [浏览：0 下载：0]
  • Behaviour of monoammonium phosphate in alkaline and calcareous sandy soils
    颁布单位：[University of the Free State] |  颁布时间：2018 |  实施时间：2018 |  学科分类：[["Phosphorus, extraction, methods","Phosphorus, fertiliser, recommendations","Phosphorus, reactions, and, availability","Phosphorus, requirement, factors","Dissertation, (M.Sc.Agric., (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2018"]]
    预览  |  原文链接    [浏览：3 下载：0]
  • Salinity effects on grain yield and quality of malt barley in irrigated soils with water tables
    颁布单位：[University of the Free State] |  颁布时间：2018 |  实施时间：2018 |  学科分类：[["Irrigation, water, quality","Shallow, groundwater, table","Water, productivity","Soil, salinity","Malt, barley","Grain, quality","Dissertation, (M.Sc., (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2018"]]
    预览  |  原文链接    [浏览：22 下载：0]
  • Evaluation of salinity and irrigation guidelines for lucerne
    颁布单位：[University of the Free State] |  颁布时间：2017 |  实施时间：2017 |  学科分类：[["Alfalfa, --, Irrigation","Alfalfa, --, Evaluation","Dissertation, (M.Sc.Agric., (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2017"]]
    预览  |  原文链接    [浏览：0 下载：0]
  • Quantifying spatio-temporal soil water content using electromagnetic induction
    颁布单位：[University of the Free State] |  颁布时间：2017 |  实施时间：2017 |  学科分类：[["EMI","EM38-MK2","EC�?interference","Soil, water, content","Calibration","Soil, heterogeneity","Site-specific, calibration","Mapping","Water-supply","Spatial, and, temporal, water, characterization","Dissertation, (M.Sc.Agric., (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2017"]]
    预览  |  原文链接    [浏览：0 下载：0]
  • Response of maize to rainwater harvesting and conservation techniques on the Glen/Oakleaf ecotope
    颁布单位：[University of the Free State] |  颁布时间：2016 |  实施时间：2016 |  学科分类：[["Rainwater, harvesting","Maize","Soil, water, balance","Rainfall, storage, efficiency","Water, use, efficiency","Rainwater, productivity","Water, harvesting, --, South, Africa, --, Free, State, --, Thaba, Nchu","Water, --, Storage","Crops","Dissertation, ((M.Sc.Agric., (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2016"]]
    预览  |  原文链接    [浏览：0 下载：0]
  • Conceptual hydrological response models of selected arid soilscapes in the Douglas area, South Africa
    颁布单位：[University of the Free State] |  颁布时间：2016 |  实施时间：2016 |  学科分类：[["Dissertation, (M.Sc.Agric., (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2016","Arid, hydropedology","Conceptual, hydrological, model","Soil-map-hydrology","Flowpath","Storage, mechanism"]]
    预览  |  原文链接    [浏览：0 下载：0]
  • Evaporation from aeolian soils with shallow water tables
    颁布单位：[University of the Free State] |  颁布时间：2016 |  实施时间：2016 |  学科分类：[["Evaporation","Soil, management","Soil, moisture","Soils","Evapotranspiration","Dissertation, (M.Sc., (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2016"]]
    预览  |  原文链接    [浏览：3 下载：0]