河南省县域经济的空间分异

以河南省县域为研究单元,选取度量县域经济发展水平的10个相对指标,运用主成分分析及ARCGIS9.2和GeoDA软件提供的空间分析方法揭示了县域经济差异的空间分异特征.分析结果表明:①河南省县域经济发展水平差异性显著;②总体空间分异特征表现为:浅山丘陵及山前平原区经济发展水平最高,山区县域其次,低海拔平原区县域经济普遍落后;③县域经济空间聚积特征明显,发达经济圈位于郑州-洛阳段及其邻近县市;④LISA值表明,河南省目前存在着三个明显的经济塌陷区.

STUDY ON THE SPATIAL DIFFERENCE OF COUNTY ECONOMIC IN HENAN PROVINCE

Based on the county data of relative economic indexs in Henan,this paper calculates the general score of county economic level by using SPSS,and analyzes the spatial differences of county economic level in Henan by means of GIS spatial analysis provided by ARCGIS9.2 and GeoDA.The analysis shows that there are great differences among the counties in the economic level.The general different spatial features are as follows:the economy develops fastest in hilly areas and plains at the foot of the mountains,it comes second in the mountainous counties,and it is poor in low elevation areas.The developed economic zones lie in the counties nearby from Zhengzhou to Luoyang.There are three obvious low economic areas in Henan.