浅议节水灌溉技术的发展现状

随着我国水资源供需矛盾的日益尖锐和水资源环境的日趋恶化,发展节水灌溉已成为我国解决水资源问题的有效途径之一。回顾我国节水灌溉技术发展历程和存在的问题,并从渠道防渗、管道输水灌溉、地下灌溉、非充分灌溉等方面介绍了我国现阶段常用的节水灌溉技术。

Primary Study On the Current Situation of Water-saving Irrigation

With the fact that water resource imbalance between supply and demand became gradually sharp and water resource environment were worsen,the development of water-saving irrigation has already become one of the effective approaches to resolve the water resource problem in our country.The present situation of water-saving irrigation technology and the existed problems in our country were reviewed.In addition,the common ways of water-saving irrigation in our country present stage were introduced from several aspects such as channel against seeping,the pipeline conveys water irrigation,sub-irrigation and no-full irrigation.