颁布单位：[University of the Free State] |  颁布时间：2009 |  实施时间：2009 |  学科分类：[["Soil","Salinity","Sodicity","Alkalinity","Geology","Topography","Climate","Salt, affected, soil","Soil, chemistry","Soils, --, South, Africa","Thesis, (Ph.D., (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2009"]]

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颁布单位：[University of the Free State] |  颁布时间：2009 |  实施时间：2009 |  学科分类：[["Carrots, --, Physiology","Carrots, --, Fertilizers","Carrots, --, Yields","Thesis, (Ph.D., (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2009"]]

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