Search Results for the EPA National Library Catalog

Items Found: 5

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Your Search: (SUBJECT=National Eutrophication Survey.)


Select Item Title Year Published
An approach to a relative trophic index system for classifying lakes and reservoirs : a preliminary anaysis of National Eutrophication Survey Data collected during the 1972 sampling period. 1974
Effect of phosphorus control options on lake water quality / 1979
Effect of Phosphorus Control Options on Lake Water Quality. 1979
Report on Lopez Reservoir, San Luis Obispo County, California : EPA Region IX / 1978
Report on Silver Lake, Mono County, California : EPA Region IX / 1978

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