A Study of Land Use Dynamic Change in Pingchang County

Research on land use change is an important basis for the ecological environment change research, scientific decision-making is to regulate human behavior. With the steady growth of population and the rapid development of social economy,Pingchang County has taken greater changes place in land use.Taking Pingchang County, as an example, this paper analyzes the temporal and spatial characteristics of land use dynamic change according to the data from 2006 to 2010 and utilizes land use dynamics model, land use level model,regional differences model,arriving at the following conclusions:(1)Farmland, landscape, forest land, urban and rural buildings,traffic and water conservancy lands increased, while other agricultural land, water land, nature reserve land reduced; the area of reserve land and forest land change greatly;(2)in the 5-year period,land use change was very fast, the synthetic dynamic degree of land use in Pingchang County was 0.53% per year;(3) the land use in Pingchang County was in a period of development, the land use intensity was relatively high, and change of township land was significant.