中国粮食作物灌溉用水效率时空特征及驱动因素——以稻谷、小麦、玉米为例
常明, 王西琴, 贾宝珍

Driving factors and spatiotemporal differentiation of irrigation water use efficiency in China
CHANG Ming, WANG Xiqin, JIA Baozhen
图1 2008—2017年中国稻谷、小麦和玉米灌溉用水效率
Figure 1 Irrigation water use efficiency of rice, wheat, and corn in China, 2008-2017