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在探讨节水灌溉内涵的基础上 ,指出节水灌溉的影响不仅仅表现为“有利”或“不利”影响 ,而是一个动态的变化过程。分析了当前节水灌溉评价存在的主要问题 ;探讨了节水灌溉综合评价的研究方向和前景
On the basis of discussing the connotation of water-saving irrigation, it is pointed out that the effect of water-saving irrigation is not only “favorable” or “unfavorable”, but a dynamic process of change. The main problems existing in water-saving irrigation evaluation are analyzed. The research directions and prospects of water-saving irrigation comprehensive evaluation