北京市灌溉用水有效利用系数测算与分析  

Calculation and analysis of Beijing irrigation water use coefficients

作　　者：许翠平[1] 吴文勇[1] 杨胜利[1] 原桂霞[1] 马福生[1] 

机构地区：[1]北京市水利科学研究所,100048

出　　处：《北京水务》2011年第A01期17-21,共5页Beijing Water

摘　　要：灌溉用水有效利用系数是衡量农业灌溉用水效率的关键指标．也是评价一个地区节水灌溉发展成效的重要基础数据。对北京市灌溉用水有效利用系数的测算方法进行了简要介绍．对测算成果进行了初步分析，提出了北京市提高灌溉用水有效利用系数的潜力和主要措施。Irrigation water use coefficient is a key index to measure the agricultural irrigation water use efficiency, also is the important basic data in evaluation of water-saving irrigation development results of a region. In this paper, the irrigation water use coefficient calculation methods of Beijing were introduced, the results of Beijing irrigation water use coefficients were analysed , the potential and measures to improve Beijing irrigation water use coefficient were put forward.

关 键 词：灌溉用水有效利用系数 灌溉效率 节水措施 

分 类 号：S274.1[农业科学—农业水土工程]