The Zero Flux Plane (ZFP) principle and method are applied to study the farmland evapotranspiration in Beijing Fangshan water-saving irrigation area.
应用土壤水分零通量面的原理方法，对北京房山节水灌溉区进行了研究。
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The flood routing in the flood diversion area of Baitan Lake, in Hubei Province, is calculated by the developed plane 2-d water mathematical model for flood diversion area.