By using GIS and the method of landscape ecology, land use type pattern in 2001 of Yidou County, Hubei Province are studied. At the same time, tendencies of land use structure in 2010, 2015 are predicted by linking land use changing survey data for 1999, 2000, 2002, 2003 and using general grey dynamic model. The result shows: 1) the value of the degree of landscape departure, diversity index, evenness, fragmentation of many towns located plain region are bigger than the value of the mountainous dis trict; dominance contrarily. 2)general GM h...