基于3S技术的公主岭市城乡居民区发展变化研究

本文以吉林省公主岭市为研究区,运用景观生态学原理和方法,开展近13a城区及周边乡镇发展变化研究.结果表明,公主岭市城乡居民区处于扩张状态,景观分离度呈减小趋势,由2001年的0.33减小到2013年的0.22.研究为该区城乡发展规划提供基础参数,并作为我国中小城市发展现状评估的案例,具有借鉴意义和参考价值.

Research on Development and Change of Residential Area in Urban and Rural Regions in Gongzhuling City Based on 3S Technology

Cities around the world,regardless of their sizes,are all in process of rapid developing and changing, and the assessment of urbanization process is now a hot issue in our country. The authors selected Gongzhuling City as the research area,and researches the development and change in urban and nearby rural regions of the city in the past 13 years by using theory and method of landscape ecology. The results indicated that in general Gongzhuling City’s residential area is expanding,and the degree of isolation is decreasing from 0. 33 in 2001 to 0. 22 in 2013. The research provides basic parameters for the urban and rural development planning in those regions and can be regarded as a case to assess contemporary developing situation of middle-and-small-sized cities in our country. It has a certain significance and value of reference.