颁布单位：[University of the Free State] |  颁布时间：2008 |  实施时间：2008 |  学科分类：[["Pheroids","Fatty, acids","Lycopersicon, esculentum","Blossom-end, rot","Calcium","Calcium, deficiency","Yield","Tomatoes, --, Diseases, and, pests, --, Control","Hydroponics","Plant, --, Effect, of, calcium, on","Crop, yields","Dissertation, (M.Sc., (Plant, Sciences, (Botany))--University, of, the, Free, State,, 2008"]]

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颁布单位：[University of the Free State] |  颁布时间：1985 |  实施时间：1985 |  学科分类：[["Cotton, --, Diseases, and, pests","Plants, --, Effect, of, temperature, on","Temperature, --, Physiological, effect","Dissertation, (M.Sc.Agric., (Agronomy))--University, of, the, Free, State,, 1985"]]

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