基于PCA方法对荥阳市土地利用结构驱动力因素研究

The Study of Driving Forces of Land Use Structure in Xing Yang Based on the method of PCA

综合分析荥阳市2003—2010年土地综合调查数据为基础,对荥阳市近八年来土地利用变化状况进行分析,选取农业人口比例、国内生产总值、固定资产投资额等11个自然及社会经济指标,借助SPSS18.0软件进行典型性、相关性分析和主成分分析,将荥阳市土地利用变化驱动因子概括为经济指标、城镇化发展和经济结构的变化3个主要驱动因子,为政府今后制定土地利用规划、土地保护政策以及优化土地利用结构提供借鉴。

Integrated 2003-2010 land survey data of Xingyang comprehensively, based on the situation of land use change in past eight years, select the natural and social economic indicators of agricultural population, GDP, investment in fixed assets and so on, with SPSS 18.0 software for typical correlation analysis and principal component analysis, the driving factors of land use change Xingyang summarized as economic indicators, urbanization, economic development and changes in the structure for the future land use planning, land conservation policies and optimizing land use structure.