2000-2015年华北平原土地利用变化对粮食生产效率的影响

杨勇, 邓祥征, 李志慧, 吴锋, 李小云

Impact of land use change on grain production efficiency in North China Plain during 2000-2015

Yong YANG, Xiangzheng DENG, Zhihui LI, Feng WU, Xiaoyun LI

图2 2000-2015年华北平原粮食生产效率空间分布

Fig. 2 The distribution of grain production efficiency in North China Plain during 2000-2015