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jing tai chuan guan qu jie shui jie neng xiao guo xian zhu
Author(s): 
Pages: 61
Year: Issue:  1
Journal: Water Saving Irrigation

Keyword:  景泰川主要措施经济用水甘肃中部年平均降雨量专业化管理景泰县蒸发量灌区节水用电量;
Abstract: <正> 景泰川灌区位于甘肃中部景泰县境内,多年平均降雨量只186mm,而蒸发量却高达3300mm。近年来,灌区管理处狠抓经济用水,节水省能取得显著效果。年灌溉定额由550m~3/亩降到400m~3/亩,平均用电量由710kW-h/亩降到502kW-h/亩。其主要措施为:1.实行专业化管理;2.在用水上不吃
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