高水平的灌溉用水管理是节约用水、提高灌区农业产量、充分发挥灌溉工程效益的重要环节。
High level's management of irrigation water is the important tache of saving-water, advancing agricultural outputs of irrigation region and exerting folly the benefit of irrigation project.
农业用水是我国耗水大户，农用井的用水管理对农业生产和节约用水有着重要的意义。
Agricultural water consumes a large portion of water in our nation, and the water management of village Wells plays an important part in agricultural production and water saving.
水分生产率是评价农业灌溉用水管理水平和节水效果的一个重要指标。
Agricultural water productivity is an important indicator to assess the effect of irrigation water management and water conservation.
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