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三峡库区近30a农村居民点格局变化与特征分析

     

摘要

the purpose of this paper is to analyze on pattern changes and traits of rural residential areas during 30 years in Three Gorges Reservoir Area, and provide the basis for rational use of rural residential areas and potential mining. Apply of combining of the methods of qualitative and quantitative analyses, analyze on the changing rules from the whole to the local. The results are that, 1) Rural residential areas are located surrounding the urban areas, and distributed along the river bank, while rural residential areas are small in the middle and downstream area. 2) The increasing of rural residential areas is due to occupying cultivated land, forestry land and grassland, and rural residential areas occupying cultivated land is gradually reducing because of the policy of cultivated land protection. 3) Regional differences are relatively large about rural residential area changes, and the scale is enlarging from scattering to concentrating, the compact degree is relatively low, the potential of intensive use is large. The conclusion is that the research can understand the structure and changing traits of rural residential areas.%为了了解三峡库区农村近30 a农村居民点用地的格局与变化特征,为农村居民点用地的合理利用、潜力挖掘提供基础.在研究中主要采用了定性描述与定量分析相结合的方法,分析了三峡库区从整体到局部的农村居民点用地的变化规律.研究结果表明:三峡库区农村居民点多分布在城市的周边地区,并且沿河岸分布;农村居民点对耕地占用的依赖性逐渐减轻;农村居民点用地变化区域差异比较大,农村居民点的规模在逐渐扩大,由居住分散逐渐向居住集中发展,农村居民点紧凑度相对较低,集约利用的潜力较大.此项研究可以较好地了解三峡库区农村居民点用地结构与变化规律.

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