颁布单位：[University of the Free State] |  颁布时间：2003 |  实施时间：2003 |  学科分类：[["Water, content","Water, retention, characteristic, curve","Matric, potential","Pedotransfer, functions","Silt, plus, clay, content","Silt, to, clay, ratio","Water, retention, functions","Soil, moisture, --, Ethiopia","Soils, --, Ethiopia.","Thesis, (Ph.D., (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2003"]]

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颁布单位：[University of the Free State] |  颁布时间：1999 |  实施时间：1999 |  学科分类：[["Tolerance, to, freezing","Artificial, freezing","Survival","Leaf, length","Root, length","Variability","Combining, ability","Inheritance","Electrophoresis","High, molecular, weight, proteins","Cold-tolerant, plants, --, South, Africa","Wheat, --, Breeding, --, South, Africa","Thesis, (Ph.D., (Plant, Breeding))--University, of, the, Free, State,, 1999"]]

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