干旱区城市景观的演化与生态建设研究——以陕西榆林市为例

Study on Evolution and Ecological Construction of Urban Landscape in Arid Area --a case study of Yulin city,shaanxi

运用景观生态学的理论 ,以位于毛乌素沙漠南缘的榆林市为例进行干旱区城市景观演化与生态建设的研究。认为区域与城市的景观生态特征的协调程度对干旱区城市景观演化具有重要影响。人们对生态与经济利益追求的倾向影响城市景观的演化方向与规模 ,城市景观的文化特征对城市景观演变与生态建设具有重要意义 ,并提出榆林市城市景观生态建设的建议。

Based on principles of landscape ecology,taking Yulin city,locating in the southern edge of Mao WuSu desert,as an example,this paper studied evolution and ecological construction of urban landscape in arid area.It is pointed out that coordination of regional and urban landscape ecology had an important impacts to evolution of urban landscape in arid area,pursuit to ecological and economic interests had an effect on the trend and scale of evolution of urban landscape,and cultural characteristic of urban landscape had signification to evolution and ecological construction of urban landscape.At last,it gave some proposals for ecological construction of urban landscape in Yulin city.