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长江经济带城乡地域功能融合发展的时空格局与响应过程

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城乡地域功能融合发展是纾解国土空间冲突的关键路径.该研究运用熵权TOPSIS、核密度估计和融合发展度模型分析长江经济带130个城市的城镇、乡村地域功能水平,以及城乡地域功能融合发展的时空格局,采用双变量空间自相关模型识别其响应过程.结果表明:①长江经济带各市城镇、乡村地域功能呈上升趋势,城镇地域功能形成"点-团-面"的分布格局,区域差异逐渐收窄;乡村地域功能呈"簇团"状分布格局,上中下游的地理梯度分异现象突出.②长江经济带各市城乡地域功能由融合过渡型向融合提升型突变发展,融合发展水平呈现下游>中游>上游的特征,由以中心城市为节点向以核心城市群为组团的分布格局演进,东西部极化加剧、省域内部差异扩大.③长江经济带城镇与乡村地域功能相互促进发展作用显著增强,先后历经需求融合、引导融合和自发融合等阶段,融合发展过程呈现由融合过渡到融合提升再到融合优化的螺旋式上升规律.根据研究结论提出以下建议:①上游地区以政策引导发展为契机,吸引下游地区资金、技术、劳动密集型产业向上游地区转移,集中资源全面推进乡村振兴,促进城镇、乡村地域功能双提升.②中游地区着力推进城乡一体化发展,强化武汉、长沙和南昌等区域性中心城市城镇地域功能的辐射带动效应,拉动乡村地域功能发育.③下游地区需促进城镇的生产、生活活动逐步向乡村转移,促进农村土地流转和农业生产经营规模化,助推城乡地域功能优质融合.
Spatio-temporal patterns and response processes of the integrated development of urban and rural regional functions in the Yangtze River Economic Belt
The integrated development of urban and rural regional functions is a key pathway to alleviate conflicts in territorial space.It is essential to explore the theoretical mechanisms behind the integration of urban and rural regional functions.This study employed entropy weight TOPSIS,kernel density estimation,and an integrated development degree model to analyze the spatio-temporal patterns of urban and rural regional functions in 130 cities along China′s Yangtze River Economic Belt.A bivariate spatial autocorrelation mod-el was used to identify response processes.The results showed that:① In the Yangtze River Economic Belt,urban and rural regional functions were on the rise,with urban functions forming a'point-cluster-plane'distribution and rural functions exhibiting a clustered distribution with prominent geographical gradient differentiation from upstream to downstream regions.② The integration of urban and rural functions in these cities evolved from transitional integration to enhancement-oriented integration,with the level of integrated de-velopment being higher in downstream regions than midstream and upstream regions.The pattern evolved from centering around major cities to focusing on core urban agglomerations,exacerbating polarization between the east and west and widening intra-provincial dis-parities.③ The mutual development between urban and rural functions was significantly strengthened,undergoing stages of demand in-tegration,guided integration,and spontaneous integration and showing a spiral upward trend from transitional to enhanced and then to optimized integration.Based on these findings,the study suggests that:① Upstream regions should seize policy-driven development op-portunities to attract capital,technology,and labor-intensive industries from downstream regions,concentrating resources to comprehen-sively promote rural revitalization and dual enhancement of urban and rural functions.② Midstream regions should focus on promoting urban and rural integrated development,strengthening the radiating effects of regional central cities like Wuhan,Changsha,and Nan-chang to drive rural function development.③ Downstream regions need to facilitate the gradual shift of production and living activities from urban to rural areas,promote rural land circulation,and scale agricultural production and operations in order to promote high-qual-ity integration of urban and rural regional functions.

regional functionintergrated development of urban and rural areasspatio-temporal patternresponse processYangtze River Economic Belt

林树高、诸培新、陆汝成

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南京农业大学公共管理学院,江苏 南京 210095

南京农业大学中国资源环境与发展研究院,江苏 南京 210095

南宁师范大学自然资源与测绘学院,广西 南宁 530001

地域功能 城乡融合发展 时空格局 响应过程 长江经济带

教育部哲学社会科学研究后期资助项目江苏省智库研究重点项目国家自然科学基金项目

19JHQ09322-542061043

2024

中国人口·资源与环境
中国可持续发展研究会 山东省可持续发展中心 中国21世纪议程管理中心 山东师范大学

中国人口·资源与环境

CSTPCDCSSCI北大核心
影响因子:3.126
ISSN:1002-2104
年,卷(期):2024.34(1)
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