Search Results for the EPA National Library Catalog

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Your Search: (AUTHOR=Frederick AND V AND Ray)

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Lake Erie cladophora monitoring program : central and eastern basins 1980 / by V. Ray Frederick and Catherine J. Carnes, Great Lakes Laboratory. 1982
Review of the United States contribution to the Niagara River toxic contamination problem and recommendations for future monitoring programs / by V. Ray Frederick ...{et al.}, Great Lakes Laboratory. 1982

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