6William Y.B.Chang(Center for Great Lakes and Aquatic Sciences and School of Natural Resources and Environment,the University of Michigan,Ann Arbor,Michigan 48109,U.S.A.andDivision of International Programs National Science Foundation,Foundation,Arlington,.中国太湖1950年以来主要环境的变化和迅速富营养化的开始[J].古生物学报,1996,35(2):155-174. 被引量:8