| 县域耕地结构变化的经济政策驱动因素分析——以鄢陵县为例 |
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| 引用本文： | 杨永芳,安乾,朱连奇. 县域耕地结构变化的经济政策驱动因素分析——以鄢陵县为例[J]. 河南大学学报(自然科学版), 2011, 0(5) |
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| 作者姓名： | 杨永芳 安乾 朱连奇 |
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| 作者单位： | 河南大学环境与规划学院; |
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| 基金项目： | 中国科学院知识创新工程重大项目子专题(KZCX1-YW-08-03-02-01); 河南省社科规划项目(2008BFX002) |
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| 摘 要： | 以鄢陵县为研究区,利用相关分析和主成分分析方法,分析了研究区耕地变化的驱动机制.研究结果表明,鄢陵县耕地利用变化是由于社会经济、农业政策、科技进步等主要因素共同驱动和影响的结果,反映县域耕地结构在产业的积聚和扩散、政策的引领和推动下,正由传统的以粮食生产为主的单一农田生态系统向结构更加复杂、生产更加集约、产品趋于多样的复合农业生态系统方向变化.
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| 关 键 词： | 土地利用变化 驱动因素 相关分析 主成分分析 |
Analysis of Economic-Policy Driving Factors of County Cultivated Land Structure Changes:Based on Yanling County |
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| YANG Yong-fang,AN Qian,ZHU Lian-qi. Analysis of Economic-Policy Driving Factors of County Cultivated Land Structure Changes:Based on Yanling County[J]. Journal of Henan University(Natural Science), 2011, 0(5) |
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| Authors: | YANG Yong-fang AN Qian ZHU Lian-qi |
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| Affiliation: | YANG Yong-fang,AN Qian,ZHU Lian-qi(College of Environment & Planning,Henan University,Henan Kaifeng 475004,China) |
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| Abstract: | Based on Yanling County,this thesis analyzes the driving mechanism of land-use change by using the correlation analysis and principal component analysis method.The results show the land-use change of Yanling county is due to many driving factors,such as socio-economic,agricultural policy,technological advancement.With industrial agglomeration and diffusion,policy guidance and promotion,the structure of County cultivated land is transforming from a single field ecosystem that provided mainly traditional grai... |
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| Keywords: | land-use change driving factors correlation analysis principal component analysis |
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