基于AVC理论的农村居民点适宜性评价及分区管控

Suitability Evaluation, Subarea Control and Regulation of Rural Residential Land Based on AVC Theory

对农村居民点现状的正确认识和变动趋势的科学判断,是合理调整村镇布局、规划新农村建设的基础。本文以大同市南郊区农村居民点为评价单元,利用AVC理论构建农村居民点适宜性评价,采用专家咨询法设置、筛选评价指标;利用主成分方法确定各指标因子的权重;应用综合指数法计算各指标得分值,得到农村居民点的吸引力、生命力和承载力评价值和其适宜性综合值,并对研究区进行分区。研究结果表明将该理论应用于农村居民点整理,结果更加优化和合理,验证了该理论的实用性。研究结果可为区域新农村建设和土地整治规划编制提供有益探索和科学支持。该研究从景观与旅游角度为土地利用分区的定量化研究提供了新的技术方法。

The correct understanding of the current situation of rural residential land and the predication of its change trend is a reasonable adjustment town layout and the foundation of new rural construction. This paper, took Nanjiao District as study area, used AVC theory to construct the suitability evaluation of the rural residential land, adopted expert consultation method in setting and screening evaluation index, used principal component analysis method to determine the weights of index factors, applied comprehensive index method to calculate the value of each index score, obtained the attraction evaluation value, the vitality evaluation value and the capacity evaluation value of the rural residential land, and its suitability comprehensive value, and partitioned the study area. The results provide a useful exploration for the construction of new countryside and rural land consolidation planning, and can provide a new method for the research of land use regionalization from a view of landscape and tourism.