摘要
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。
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,
出处
《河北农业科学》
2008年第4期61-63,72,共4页
Journal of Hebei Agricultural Sciences
基金
国家科技支撑计划(2007BAD69B07)
关键词
水资源
农业
节水灌溉
Water resource
Agriculture
Water-saving irrigation
