1980年以来黄土高原半干旱区乡村人居环境系统脆弱性时序演变——以陕西省佳县为例
杨晴青, 杨新军, 高岩辉

Change in vulnerability of rural human settlement in the semi-arid area of the Loess Plateau since 1980: A case study of Jiaxian County, Shaanxi Province
Qingqing YANG, Xinjun YANG, Yanhui GAO
图1 研究区示意图
Fig.1 Study area