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机构地区:[1]苏州科技学院建筑与城市规划学院
出 处:《中国园林》2015年第9期120-124,共5页Chinese Landscape Architecture
基 金:住房和城乡建设部科研开发项目(编号2009-K6-5);苏州科技学院"风景园林学"江苏省"十二五"重点(培育)学科;江苏省企业研究生工作站和江苏省建设系统2013年科技计划项目(编号2013ZD03);江苏省2015年度普通高校研究生科研创新计划项目(编号KYLX15_1307)共同资助
摘 要:当前,中国正经历着城市绿地建设的快速发展和重要转型,掌握建成区绿地率和人均公园绿地面积增长的协同性及时空差异,对统筹城市绿地和城镇化建设具有重要意义。以我国大陆31个省级行政区为样本,运用年均递增速度、协同度分析模型,呈现1990—2010年我国大陆、四大地区、省级行政区建成区绿地率、人均公园绿地面积的增长速率及协同性的时空变化规律。实证分析表明:1)我国人均公园绿地面积增长速率远大于建成区绿地率增长速率,两者的差距呈现先增大后缩小的趋势,且此现象在省级行政区之间普遍存在;2)在时间维度上,我国建成区绿地率与人均公园绿地面积增长的协同性较差,具有较明显的阶段性特征,多处于相对不协同或不协同类型,未呈现出优化趋势;3)在空间维度上,建成区绿地率与人均公园绿地面积增长的协同度具有较明显的分异演化特征:四大地区的协同度均较差,东部、东北为相对不协同,中部、西部为不协同;省级行政区之间的协同度差异显著,天津为协同类型,北京等8个省级行政区为相对协同类型,辽宁等3个省级行政区为相对不协同类型,西藏等19个省级行政区为不协同类型。At present, China is experiencing the rapid development and important transformation of urban green space, so to recognize and grasp the synergy degree and spatial-temporal differences of green rate of built district and public recreational green space per capita has an important meaning for urban green space planning and new urbanization. This paper takes the 31 provincial-level administrative regions as samples, uses annual average increasing and synergistic degree model and presents the temporal-spatial variation of green rate of built district and public recreational green space per capita respectively in the national, four major areas and provincial levels from 1990 to 2010. The result shows: 1) the growth rate of public recreational green space per capita was greater than the green rate of built district, and the gap between them enlarged first and narrowed afterward. This phenomenon was common in provincial administrative regions. 2) In the time dimension, the synergy between the green rate of built district and public recreational green space per capita was poor, and had the obvious gradual characteristic. Most parts of the country were classified as a type of uncooperative, or no tendency of optimization. 3) In the space dimension, the synergy between the green rate of built district and public recreational green space per capita had obvious differences. In four major areas, the east and northeast areas were classified as a type of relative non-synergy, the middle and west areas were classified as a type of non-synergy. The synergy degree among provincial administrative regions had significant differences, Tianjin was classified as a type of cooperated, Beijing and other 7 provinces were classified as a type of relative cooperated, Liaoning and other 2 provinces were classified as a type of relative non-cooperated, Tibet and other 18 provinces were classified as a type of non-cooperated.
关 键 词:风景园林 城市绿地 建成区绿地率 人均公园绿地面积 协同度 中国大陆
分 类 号:TU986[建筑科学—城市规划与设计]
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