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作 者:周宁[1] 郝晋珉[1] 孟鹏[1] 陈丽[1] 洪舒蔓[1] 穆哈拜提.帕热提
机构地区:[1]中国农业大学土地资源管理系,北京100193 [2]中国农业大学区域经济系,北京100193
出 处:《农业工程学报》2015年第7期256-263,共8页Transactions of the Chinese Society of Agricultural Engineering
基 金:国家科技支撑计划项目(2015BAB06B01)
摘 要:为合理确定农村居民点的布局优化方向,科学指导土地整治和新农村建设中农村居民点的迁移合并实践,该文以河北省曲周县为例,从农村居民点自身发展条件和邻近居民点的空间相互作用关系2个角度,构建了以斑块为单元符合平原区特点的农村居民点结节性指数评价体系,利用多因素综合评价法测算了各农村居民点结节性指数值;利用引力模型确定了整理单元,总结出农村居民点间的4种空间相互作用关系,即串联型、并联型、聚合型、双核型;在此基础上,分别利用场强模型和引力模型将河北省曲周县242个主要农村居民点划分为城镇化型、重点发展型、规模控制型和迁移合并型,并有针对性的提出布局优化调控建议。研究结果符合曲周县实际情况,为当地农村居民点整理工作提供了依据,对黄淮海平原其他农区的农村居民点科学规划与布局有一定借鉴意义。In order to provide the guidance for migration and combination in land consolidation and new rural construction, this paper analyzed layout optimization scheme of rural residential patches in Quzhou county, both in terms of rural residential patches' development conditions and of spatial interaction between adjacent patches. Centrality index from Christaller's Central Place Theory was employed to quantitatively calculate development conditions of rural residential patches. To achieve this, an evaluation index system which fitted the characteristics of Huang-Huai-Hai plain was built. The paper obtained the centrality indices of 247 main residential patches in Quzhou county using comprehensive judgment method of various factors, which derived from 342 administrative villages and consisted of 242 rural residential patches and 5 urban residential patches. The paper regarded the rural residential patches as the study units and merged the adjacent rural residents belonging to different administrative villages.. Then, field-strength was used to recognize the rural residential patches greatly influenced by cities and towns, and the improved gravity model was employed to find out the spatial interaction between rural residential patches. The 242 main rural residential patches were divided into 4 levels according to the values of centrality index, and most of high-level patches were located along arterial traffic and towns. Based on the higher value of field strength given by 5 urban residential patches, 21 rural residential patches were defined as urbanization-oriented type. In these rural residential patches, the second and third industry developed rapidly and employment structure changed gradually. The paper drew the largest gravity connection line between the patches, based on which the 59 consolidation units were confirmed and spatial interaction relationship was known. According to the characteristics of spatial organization between the patches in one unit, the paper recognized 4 types, including tandem type, par
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