The main reasons of restricting agricultural economic development of Shenjiahe irrigation area are followings: water conservancy facilities are imperfect, the project is beat up, irrigation area operation management system is not perfect, waste of water resources is serious, irrigation water use is low, irrigated area is reducing and efficiency of irrigation area is inefficient, therefore, it is imperative to build transformation and supporting project of end梒anal system of Shenjiahe irrigation area.%制约沈家河灌区农业经济发展的主要原因是水利设施配套不完善,工程年久失修,灌区运行管理制度不够完善,水资源浪费严重,灌溉水利用率低,灌溉面积减少,灌区效益低下,所以建设沈家河灌区末级渠系改造配套工程势在必行.
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