随着国民经济的发展和人口的增长,水资源的供需矛盾日益突出。近年来采用了防渗渠道和低压输水管道等节水措施,取得了较大成效,但只是减少了部分渠系输水损失,大部分渠系工程还处于老化失修状态,尤其是田间灌溉用水未能充分利用。因此,采用新的灌溉技术,节约灌溉用水,保证经济发展,仍是全社会特别是水利工作者的重要责任。1 加强宣传教育,不断增强发展节水灌溉的意识节约灌溉用水,以提高水的利用率,是对人们已有的用水 With the development of national economy and population growth, the contradiction between supply and demand of water resources has become increasingly prominent. In recent years, water-saving measures such as seepage prevention channels and low-pressure water delivery pipelines have been adopted and great achievements have been made. However, water loss of some canal systems has been reduced, and most canal systems are still in a state of aging and disrepair, especially for field irrigation Failed to make full use of. Therefore, adopting new irrigation technologies, saving irrigation water and ensuring economic development are still the important responsibilities of the whole society, especially water conservancy workers. 1 to strengthen publicity and education, and constantly enhance the awareness of the development of water-saving irrigation water saving irrigation to improve water utilization is to people’s existing water