摘要
针对中国西部地区存在干旱缺水、水资源配置使用不合理、灌溉水浪费严重等问题 ,提出了中国西部地区节水灌溉分区和发展方向 ,以及在发展节水灌溉时应注意的几个问题 .应选用适宜的节水灌溉技术 ,包括防蒸发、防渗漏的蓄水和输水技术 ,低压力、低位喷洒的喷灌技术 ,低成本滴灌技术 ,激光平地技术 ,集雨抗旱灌溉技术等 .
Problems such as water deficiency,irrational use of water resources,waste of irrigation water are pressing upon Western China.Popularizing water saving irrigation is of great significance for the sustainable development of agriculture and improvement of ecological environment. The paper, in the light of the features of Western China, advances sectionalized water saving irrigation,suggests development priorities, and points out problems which deserve attention.
出处
《水利水电科技进展》
CSCD
2000年第5期6-9,共4页
Advances in Science and Technology of Water Resources
关键词
西部开发
节水灌溉
节水技术
灌溉技术
Western China
water saving irrigation
sectionalization
development priorities
technical problems
