Based on the tm image translating of daxing district and quzhou county in 1986 ~ 2000 , supported by the rs and gis software of erdas , arcview and supermap , landscape pattern index was calculated and analyzed . the result indicates that both the landscape diversity and the fragmentation index in study area are increasing , the aggregation index are decreasing . and the non - agricultural landscape tends increasing 运用erdas 、 arcview 、 supermap等遥感与地理信息系统软件，对大兴区和曲周县1986 、 1996 、 2000年三期tm影像进行解译及空间分析，并计算景观格局指数，研究结果表明：大兴区和曲周县在研究期内都表现出了景观多样性增加、破碎度增大，聚集度指数降低等特征，而且非农业景观均呈增加趋势。
The department of soil and water aims to deliver multi - disciplinary management of resources in natural and agro - ecosystems , particularly in : 1 . soil physico - chemical and biological processes ; 2 . water quality in catchments , lakes and reservoirs ; 3 . environmental contamination & toxicology ; 4 . remote sensing & geographical information systems ; 5 . decision - support modelling 描述:澳大利亚阿德莱德大学土壤与水科学系的目的是进行自然和生态系统方面的多学科知识交流，尤其是： 1 .土壤的物理化学与生物过程； 2 .水库、湖泊的水质； 3 .环境污染与毒理学； 4 .遥感与地理信息系统； 5 .决策支持模型。
