irrigation application efficiency灌溉水有效利用率
field irrigation water efficiency田间灌溉水利用率
irrigation water efficiency灌溉水利用率
field irrigation irrigation efficiency田间灌水效率
increasing irrigation efficiency提高灌溉效率
Farm irrigation efficiency灌溉效率
well irrigation efficiency井灌效率
irrigation water utilization efficiency灌溉水利用率
irrigation water use efficiency灌溉用水效率
Irrigation district is the primary base of producing foodstuff. Due to aging equipments and undeveloped management, irrigation efficiency is relatively low.
灌区是我国粮食生产的主要基地,由于工程老化和管理不善,灌区的灌溉效率低下。
参考来源 - 微咸水畦灌对土壤水盐分布特征和冬小麦产量影响研究