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广西土地利用空间均衡度时空分异特征及驱动力研究

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准确识别区域土地开发强度与土地供给能力之间的匹配状态可为区域国土空间格局的优化提供参考,对实现可持续发展意义重大.本文以广西14个地级市为研究对象,构建土地利用空间均衡度指标体系;基于指数模型、GIS空间分析法、灰色关联度模型,研究2011-2020年广西土地利用空间均衡度时空分异特征及其驱动力.研究表明,广西土地开发强度保持平稳状态,土地利用空间均衡度处于相对均衡状态,呈下降趋势;土地利用空间均衡度总体不稳定,地区差异明显,桂中和桂东南地区土地利用空间均衡度较高,桂西北地区均衡度较低,区内无过度开发地区;土地利用空间均衡度受多方面因素影响,人口聚集程度作用最为显著.
Study on spatial-temporal differentiation characteristics and driving forces of spatial equilibrium degree of land use in Guangxi
Accurately identifying the matching state between regional land development intensity and land supply capacity can provide a reference for optimizing the spatial pattern of regional land and is of great significance for achieving sustainable development.Taking 14 prefecture-level cities in Guangxi as the research object,this paper constructs the index system of land use spatial equilibrium degree.Based on the index model,GIS spatial analysis method,and gray correlation degree model,the spatial-temporal differences and driving forces of land use spatial equilibrium degree in Guangxi from 2011 to 2020 are studied.The results indicate that the intensity of land use development in Guangxi remains stable,and the spatial balance of land use is in a relatively balanced state,showing a downward trend.The spatial balance of land use is generally unstable,with obvious regional differences.The spatial balance of land use in central and southeast Guangxi is higher,while that in northwest Guangxi is lower.There is no overexploitation area in the region.The spatial balance of land use is influenced by various factors,with the most significant effect being the degree of population agglomeration.

land usespatial equilibriumspatio-temporal differentiationdriving forceGuangxi

蒙莎莎

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南宁师范大学自然资源与测绘学院,广西南宁 530001

土地利用 空间均衡度 时空分异 驱动力 广西

国家自然科学基金项目

42061043

2024

自然资源情报
国土资源部信息中心

自然资源情报

影响因子:0.434
ISSN:2097-101X
年,卷(期):2024.(4)