A Study on Spatial-Temporal Variation of Economic Density of Central China

The economic density can reflex economic development level and the intensity of the economy,so the economic density can be regarded as the scale of the development of the modern city circle.Based on the comprehensive index of economic density,this paper gives a systematic study of spatial-temporal characteristic of economic density in Central China since 2000.The results show that,the economic density of Central China grew slowly before 2005,but it grew rapidly from 2005.The result indicates that the characteristic of the province economic density pattern can be summarizedHenan and Hubei compete for the first rank,Anhui Hunan and Shanxi locate alternately in second rank,Jiangxi are in the last rank,the city economic density spatial distribution changes largely and its spatial pattern structure can summarizedone supporting point,ten growth points,one growth area,two growth belt.Based on these findings,the paper analyzes the reasons of the spatial-temporal characteristic of the economic density of Central China from the basic conditions,the economic factors,the social factors,the policy factors and so on.