【摘要】 利用“3S”技术,查明了嘉陵江干流中下游地区的生态环境现状和本底,同时结合水土流失分布、地形地貌特征、土壤分布状况、地层岩性和土地类型分布等已有的成果资料,对嘉陵江干流中下游生态环境现状进行了综合分析研究,为四川省核电站选址、农业生态环境调查和“金土地工程”实施,以及土地资源规划、管理和开发利用等提供了基础资料和科学依据。更多还原

【Abstract】 The present state and background of ecological environment in the Middle-lower Reaches of the Jialing River are found out by means of "3 S" technique.A study of the remote sensing data in combination with the data on landform,soil,stratigraphy,lithology,and loss of soil provides scientific basis for selection of nuclear power plant site,agri-ecological geochemical survey,planning,administration and development of land resources.更多还原