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3 典型年份作物面积组成和比例

Fig.3 Composition and proportion of crop area in typical years