LAND USE PATTERN CHANGE AND DRIVING FORCES IN POYANG LAKE
利用遥感数据和GIS分析，研究了1985至2005年鄱阳湖地区土地利用/覆盖变化，发现耕地与水域、耕地与牧草地、林地与牧草地之间的转换频繁，并指出政策、人口增长和经济因素是主要驱动力。
The spatial pattern and land use /land cover changes of Poyang Lake Region among 1985,1995,2000,2005 are analyzed by using of the remote sensing data ,GIS spatial analysis database,mathematical statistics and statistic analysis software named SPSS.The results show:①In different period,the changes of land use /land cover not only have resemblance,but also have difference.The most frequent land use change types are changes between arable land and water area;The changes are frequently between arable land and pasture,and between woodland and pasture;The area from arable land to construction land is the largest;At the same time,in every period,there are unique characters of land use/land cover change.②In recently years,the major driving forces of Poyang Lake area land use/land cover change are Poyang Lake political factors,population growth and economical factor.