内蒙古河套灌区作物种植结构变化及其驱动因素
高永道, 乔荣荣, 季树新, 白雪莲, 王理想, 常学礼

Changes and driving factors of crops planting structure in Hetao Irrigation Region in Inner Mongolia
Yongdao Gao, Rongrong Qiao, Shuxin Ji, Xuelian Bai, Lixiang Wang, Xueli Chang
图2 2000—2018河套地区主要作物种植面积变化趋势
Fig.2 The change trend of planting area of major crops in Hetao region from 2000 to 2018