Research on the Relationship between Construction Land Expansion and Regional Economic Development in Yunnan Urban Agglomeration Based on GIS

Takeing the urban agglomeration in Central Yunnan as the study spatial scale, using the panel data model and GIS spatial analysis methods of the construction of the city from 1999 to 2011 in Yunnan group the relationship between land use and economic development in the regression analysis. The main influencing factors of city construction land expansion in Yunnan Based on the results of empirical analysis. The results showed that: (1) the construction of regional land use scale and local economic development, the total population of the city and there were positive correlation, (2) the regional differences of construction land and regional economic development there is a big difference, (3) the construction land expansion rate is affected by the scale of the city should be controlled. The growth of construction land limit, protecting cultivated land resources, actively promote the optimization and upgrading of the industrial structure, the development of land saving industry, strengthen the transformation of extensive mode of development, improve the efficiency of the intensive use of land.