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以江西的气候、地貌、地理位置等生态环境地理因子为基础，采用主分量、多种聚类分析方法进行综合生态分类，把江西省分为７个森林立地亚区
Based on the geographical factors of ecological environment of Jiangxi Province, such as climate, landform and geographical location, the paper uses the principal components and various cluster analysis methods to carry on the comprehensive ecological classification, and divides Jiangxi Province into seven sub-regions