Search Results for the EPA National Library Catalog

Items Found: 814
Showing: Items 801 - 814
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Select Item Title Year Published
Watershed Manipulation Project: Field Implementation Plan for 1986-1989. 1991
Watershed manipulation project: quality assurance implementation plan for 1986-1989, {microfiche} / by Heather E. Erickson, Marilyn Morrison, Jeffrey Kern, Larry Hughes, James Malcolm and Kent Thornton. 1991
Watershed manipulation project: rationale for hypothesis formulation and testing, {microfiche} / by Kent W. Thornton, et al. 1991
Watershed Surveys to Support an Assessment of the Regional Effects of Acidic Deposition on Surface Water Chemistry. 1989
Weed Harvest and Lake Nutrient Dynamics. 1973
Wellhead protection strategies for confined aquifer settings / 1991
Western Lake Superior chemical and physical characteristics data for 1969. 1980
Winter Survival of Fecal Indicator Bacteria in a Subarctic Alaskan River. 1972
Workshop on toxaphene in the Great Lakes : concentrations, trends, and pathways / 1996
Worterbuch der Wasserchemie Deutsch/Englisch/Franzosisch = Dictionary of water chemistry : English/German/French / 1985
Worterbuch der Wasserchemie Dictionary of water chemistry = Dictionnaire de la chimie de l'eau / 1985
Xray, microscope and wet chemical techniques: a complimentary team for deposit analysis {microfiche} 1991
Yellowstone National Park. Baseline Water Quality Survey Report. 1972
Zinc in Water - A Bibliography. 1971
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