清代陕蒙交界地区的土地开垦过程
吴承忠, 邓辉, 舒时光

The study on the land development process in the border area between Shaanxi and Inner Mongolia
Chengzhong WU, Hui DENG, Shiguang SHU
图1 研究区位置图
Fig. 1 Location of the study area