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作 者:朱战强[1,2,3] 张蕾 翁时秀 ZHU Zhanqiang;ZHANG Lei;WENG Shixiu(School of Geography and Planning,Sun Yat-sen University,Guangzhou 510275,China;Guangdong Key Laboratory for Urbanization and Geo-simulation,Guangzhou 510275,China;Guangdong Provincial Engineering Research Center for Public Security and Disaster,Guangzhou 510275,China)
机构地区:[1]中山大学地理科学与规划学院,广东广州510275 [2]广东省城市化与地理环境空间模拟重点实验室,广东广州510275 [3]广东省公共安全与灾害工程技术研究中心,广东广州510275
出 处:《中山大学学报(自然科学版)(中英文)》2022年第3期83-92,共10页Acta Scientiarum Naturalium Universitatis Sunyatseni
基 金:国家自然科学基金(41401166)。
摘 要:环城游憩带理论对于理解以大都市游憩需求带动的土地利用演化和乡村振兴均具有指导意义。传统的环城游憩带理论,需要更多更深入的定量化研究,特别是新型数据支持下的大都市环城游憩空间特征研究十分必要。本文以兴趣点(POI,point of interest)数据为基础,利用回转半径法和空间分布曲线、平均城市中心距离和空间离散指数、核密度估计等方法对广州市环城游憩空间特征进行研究。结果发现:广州市环城游憩资源存在从内圈层到外圈层分布的距离衰减效应,主要影响区域为40 km以内的圈层范围;环城游憩空间可划分为20 km以内的内环城综合游憩带、20~40 km外环城次级综合游憩带、40~70 km郊区休闲带以及70 km以外的远郊度假带。广州市环城游憩资源类型丰富,不同类型游憩资源的空间分布与集聚形态差异显著;以行政区为单元,辨识出番禺综合型游憩区,白云综合型游憩区,黄埔次级综合型游憩区,花都次级综合型游憩区,增城生态休闲型游憩区,从化温泉度假型游憩区,以及南沙海滨休闲型游憩区等游憩资源特征区域。Based on POI(point of interest)data of recreational resources around the city of Guangzhou,this paper analyzed the spatial characteristics of the recreational belt around Guangzhou by use of the approaches turning radius and spatial distribution curve,the mean distance to the city center,and spatial dispersion index,and kernel density estimation.The results showed that(1)the recreational belt around the metropolis of Guangzhou presents the characteristics of a circle layered structure,which is composed of the comprehensive recreational belt around the city within 20 km,the secondary comprehensive recreational belt between 20 and 40 km,the suburban recreational belt between 40 and 70 km,and the exurb vacation belt over 70 km;(2)many types of recreational resources exist in the recreational belt around the metropolis of Guangzhou city,and the spatial distribution and agglomeration patterns differ significantly by types;and(3)the densely distributed recreation areas were identified by administrative border as comprehensive recreation areas of Panyu and that of Baiyun district,secondary comprehensive recreation areas of Huangpu district and Huadu district,ecological recreation area of Zengcheng,hot spring vacation recreation area of Conghua district and seaside recreation area of Nansha district.
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