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Macroinvertebrate Community Responses to Acidification [microform] : Isolating the Effects of PH from Other Water Chemistry Variables
出版Thesis (M.Sc.)--McGill University, 1994
ISBN03159446339780315944633
URLhttp://books.google.com.hk/books?id=FXmoSgAACAAJ&hl=&source=gbs_api