渭河中下游低洼地补充河道生态用水的可行性探讨

Shaanxi Water Resources(2013)

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Abstract
<正>渭河流域陕西段人均占有水量480m3,低于国际公认的500m3的绝对缺水线;亩均占有水量287m3,仅相当于全国平均水平的18%,资源性缺水严重。此外,渭河中下游工程性、调度性缺水并存。由于水资源缺乏,关中地区在保障城镇生活和工农业用水的同时,生态用水受到严重挤占。20世纪
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