基于遥感的辽中南城市群建设用地扩张及其占用耕地的时空特征
任晓燕, 何艳芬, 王宗明

Spatial-temporal characteristics of construction land expansion and occupation of cultivated land in urban agglomeration of central and southern Liaoning Province based on Remote Sensing
REN Xiaoyan, HE Yanfen, WANG Zongming
图8 1990—2015年辽中南城市群耕地与粮食产量变化对比
Fig.8 Comparison of cultivated land and grain yield in urban agglomeration of central and southern Liaoning from 1990 to 2015