颁布单位：[University of the Free State] |  颁布时间：2017 |  实施时间：2017 |  学科分类：[["Water, consumption","Water, use","Irrigation","Corn, --, Breeding, --, South, Africa","Chickens, --, South, Africa","Broilers, (Chickens), --, Feeding, and, feeds, --, South, Africa","Dissertation, (M.Sc.Agric., (Agricultural, Economics))--University, of, the, Free, State,, 2017"]]

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