U.S. Environmental Protection Agency, Office of Water, Permits Division , Office of Research and Development, Environmental Research Laboratory [1987]

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by Nathaniel Tetrick, Erhard Joeres

Environmental Research Laboratory, Office of Research and Development, U.S. Environmental Protection Agency , Available to the public through the National Technical Information Service 1980 Research reporting series 3 . Ecological research ; EPA-600/3-80-077

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by John J. Magnuson ... [et al.]

Environmental Research Laboratory, Office of Research and Development, U.S. Environmental Protection Agency , Available to the public through the National Technical Information Service 1980 Research reporting series 3 . Ecological research ; EPA-600/3-80-078

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by Dominic M. Di Toro, John P. Connolly

Environmental Research Laboratory, Office of Research and Development, U.S. Environmental Protection Agency , Available to the public through the National Technical Information Service 1980 Research reporting series 3 . Ecological research ; EPA-600/3-80-065 . Mathematical models of water quality in large lakes ; pt. 2

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by E.F. Stoermer and R.G. Kreis, Jr

Environmental Research Laboratory, Office of Research and Development, U.S. Environmental Protection Agency , Available to the public through the National Technical Information Service 1980 Research reporting series 3 . Ecological research ; EPA-600/3-80-061

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by Charles B. Andrews, Mary P. Anderson

Environmental Research Laboratory, Office of Research and Development, U.S. Environmental Protection Agency , Available to the public through the National Technical Information Service 1980 Research reporting series 3 . Ecological research ; EPA-600/3-80-079

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by Gerry L. Mackie and David S. White and Thomas W. Zdeba

Environmental Research Laboratory, Office of Research and Development, U.S. Environmental Protection Agency , Available to the public through the National Technical Information Service 1980 Research reporting series 3 . Ecological research ; EPA-600/3-80-068

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by R.E. Basch ... [et al.]

Great Lakes National Program Office, Region V, U.S. Environmental Protection Agency , Environmental Research Laboratory, Office of Research and Development, U.S. Environmental Protection Agency , Available to the public through the National Technical Information Service 1980 Research reporting series 3 . Ecological research ; EPA-600/3-80-059

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by R.K. Skogerboe, M.M. Miller, D.L. Dick

Environmental Research Laboratory, Office of Research and Development, U.S. Environmental Protection Agency , Available to the public through the National Technical Information Service 1980 Research reporting series 3 . Ecological research ; EPA-600/3-80-071 . Environmental effects of western coal combustion ; pt. 3

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edited by Charles E. Herdendorf

Environmental Research Laboratory-Duluth, Office of Research and Development, U.S. Environmental Protection Agency , Available to the public through the National Technical Information Service 1980 Research reporting series 3 . Ecological research ; EPA-600/3-80-062

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