In soil-plant system, linear root water uptake model is a linkage between soil and plant.
在土壤-作物系统中，根系吸水模型是连接土壤和作物的桥梁，然而又是最难处理的一个环节。
According to Darcy-theory and Dupuit-hypothesis, the roots of tree were approximately considered as an upside-down circular cone, and then plant root water uptake model was established.
该文根据达西定律和裘布衣假定，把树木根系近似看作为倒圆锥体，建立了树木根系吸水模型，并以油松为例对模型进行了验证。
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