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  • Influence of cropping sequence on wheat production under conservation agriculture in the Eastern Free State
    颁布单位：[University of the Free State] |  颁布时间：2014 |  实施时间：2014 |  学科分类：[["Dissertation, (M.Sc.Agric., (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2014","Wheat, --, South, Africa, --, Eastern, Free, State","Conservation, tillage","Crop, rotation, --, South, Africa, --, Eastern, Cape","Agricultural, conservation, --, South, Africa, --, Eastern, Free, State","Production, risk","Production, cost","Dryland, wheat, production"]]
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  • Soil indicators of hillslope hydrology in the Bedford and Weatherley catchments
    颁布单位：[University of the Free State] |  颁布时间：2008 |  实施时间：2008 |  学科分类：[["Dissertation, (M.Sc.Agric., (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2008","Watersheds, --, South, Africa, --, Eastern, Cape","Slopes, (Physical, geography)","Soils, --, South, Africa, --, Eastern, Cape","Predictions, in, ungauged, basins","Hydrological, behaviour","Hillslopes","Soil, properties","Recharge, soils","Interflow, soils","Responsive, soil"]]
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  • Soil indicators of hillslope hydrology in the Bedford and Weatherley catchments
    颁布单位：[University of the Free State] |  颁布时间：2008 |  实施时间：2008 |  学科分类：[["Predictions, in, ungauged, basins","Hydrological, behaviour","Soil, properties","Hillslopes","Dissertation, (M.Sc.Agric., (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2008","Recharge, soils","Interflow, soils","Responsive, soils","Watersheds, --, South, Africa, --, Eastern, Cape","Slopes, (Physical, geography)","Soils, --, South, Africa, --, Eastern, Cape"]]
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  • The influence of environment on the expression of Russian wheat aphid; Diuraphis noxia (Kurdjumov) resistance
    颁布单位：[University of the Free State] |  颁布时间：2008 |  实施时间：2008 |  学科分类：[["Russian, wheat, aphid, --, South, Africa, --, Eastern, Free, State","Wheat, --, Disease, and, pest, resistance","Wheat, --, Effect, of, temperature, on","Dissertation, (M.Sc.Agric., (Plant, Sciences, (Plant, Breeding))--University, of, the, Free, State,, 2008"]]
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  • Grondversuring en bekalking van Oos-Vrystaatse gronde onder droëlandkoring
    颁布单位：[University of the Free State] |  颁布时间：2003 |  实施时间：2003 |  学科分类：[["Aluminium, tolerance","Grain, quality","Grain, yield","Lime, requirement,","Nutrient, uptake","Wheat, cultivars","Liming, of, soils, --, South, Africa, --, Eastern, Free, State","Soil, acidity, --, South, Africa, --, Eastern, Free, State","Wheat, --, South, Africa, --, Eastern, Free, State","Dissertation, (M.Sc.Agric., (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2003"]]
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