Search Results for the EPA National Library Catalog

Items Found: 4

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Your Search: (AUTHOR=Frey AND G.)


Select Item Title Year Published
Acid mine pollution effects on lake biology / 1972
Archaebacterial RNA Polymerase Binding Site and Transcription Initiation of the hisA Gene in 'Methanococcus vannielii'. 1988
Limnology in North America 1966
Limnology in North America / 1963

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