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5 全国稻谷、小麦和玉米灌溉用水效率
审图号:GS(2016)2923号
Figure 5 Spatial differentiation of irrigation water use efficiency ofrice, wheat, andcorn in China