本文综述了土壤水运动、植物吸水和土壤水分的调节。
Movement of water in soil, water absorption of crop and regulation of soil moisture were summarized in the paper.
根据非饱和土壤水运动理论，建立了地埋滴灌条件下土壤水分运动的数学模型，用有限差分法对模型求解。
The rules of the soil-water movement are the base of the development and using for every irrigation technique.
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