Search Results for the EPA National Library Catalog

Items Found: 3

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Your Search: (AUTHOR=Clar AND Ralph AND H.)


Select Item Title Year Published
Controlling factors in methane fermentation : final report, 1 September 1968 through 31 August 1969 / 1970
Hypolimnion Reaeration of Small Reservoirs and Lakes. 1972
Use of Anaerobic Filters for the Renovation of Acidic Wastewaters. 1971

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