Search Results for the EPA National Library Catalog

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Select Item Title Year Published
Upper Twin Lake, Mono County, California. 1978
Uptake and Toxicity of Toxaphene in Several Estuarine Organisms. 1976
Uptake of Planar Polychlorinated Biphenyls and 2,3,7,8-Substituted Polychlorinated Dibenzofurans and Dibenzo-p-dioxins by Birds Nesting in the Lower Fox River and Green Bay, Wisconsin, USA. 1993
Uptake, excretion, and physiological effects of hexachlorobenzene in growing lambs / 1976
Urban Aerosol Acids: Analysis of National Institute of Standards and Technology Standard Reference Material 1649. 1990
Use of 'Selenastrum capricornutum' to Assess the Toxicity Potential of Surface and Ground Water Contamination Caused by Chromium Waste. 1988
Use of a floating periphyton sampler for water pollution surveillance / 1970
Use of aquatic oligochaete, Lumbriculus variegatus, for effluent biomonitoring / 1980
Use of Bioassay Methods to Evaluate Mutagenicity of Ambient Air Collected Near a Municipal Waste Combustor. 1989
Use of Bioassays in Determining the Toxicity of Sediment to Benthic Organisms. 1985
Use of Bioassays to Determine Potential Toxicity Effects of Environmental Pollutants. 1985
Use of bioassays to evaluate organic extracts of particles emitted from municipal waste combustors and a rotary kiln incinerator / 1989
Use of Biological Assay Systems to Assess the Relative Carcinogenic Hazards of Disinfection By-Products. 1982
Use of Biomonitoring to Control Toxics in the United States. 1987
Use of Gamma-Hexachlorocyclohexane (Lindane) to Determine the Ontogeny of Metabolism in the Developing Rat. 1986
Use of genotoxic activity profiles in assessment of carcinoensis and genetic effects / 1988
Use of immunotoxicity assays in aquatic biology research. 1999
Use of Life-Tables for Evaluating the Chronic Toxicity of Pollutants to 'Mysidopsis bahia'. 1982
Use of Microcosms for Evaluation of Interactions between Pollutants and Microorganisms. 1983
Use of Short-Term Bioassays in Estimating Human Health Hazards of Wastewater Effluents. 1988
Use of short-term bioassays to evaluate environmental impact of land treatment of hazardous industrial waste 1984
Use of Short-Term Genotoxic Bioassays in the Evaluation of Unregulated Automobile Emissions. 1984
Usefulness of 'Cyprinodon variegatus' and 'Fundulus grandis' in Carcinogenicity Testing: Advantages and Special Problems. 1984
Usefulness of the self-fertilizing cyprinodontid fish, rivulus marmoratus as an experimental animal in studies involving carcinogenesis, teratogenesis and mutagenesis / 1982
User's guide for conducting life-cycle chronic toxicity tests with fathead minnows (Pimephales promelas) / 1982
Utility of Toxicity Tests to Measure Effects of Substances on Marine Organisms. 1982
Validation and predictability of laboratory methods for assessing the fate and effects of contaminants in aquatic ecosystems : a symposium / 1985
Validation of chemical and biological techniques for evaluation of vapors in ambient air/mutagenicity testing of twelve (12) vapor-phase compounds / 1984
Validation of Human Eye Irritation by Tear Lysozyme Levels. 1972
Validity of laboratory tests for predicting copper toxicity in streams / 1976
Variability of the 96-hour fish bioassay test 1979
Verification analysis of Lake Ontario and Rochester embayment three dimensional eutrophication models / 1979
Versailles Lake, Ripley County, Indiana. 1976
Vicia faba Chromosomal Aberration Assay. 1994
Viking Lake, Montgomery County, Iowa. 1976
Viruses, Organics, and Other Health-Related Constituents of the Occoquan Watershed and Water Service Area. Part II. Viruses. 1981
Wagonga Lake, Kandiyohi County, Minnesota. 1974
Walker Lake, Mineral County, Nevada. 1977
Wall Lake, Minnehaha County, South Dakota. 1976
Wallmark (Mud) Lake, Chisago County, Minnesota. 1975
Wanaque Reservoir, Passaic County, New Jersey. 1976
Wapogasset Lake, Polk County, Wisconsin. 1974
Washoe Lake, Washoe County, Nevada. 1977
Waste Investigations, Semet-Solvay Division, Allied Chemical and Dye Corporation, Tonawanda, New York. Part I. Waste Survey Report. Part II. Bioassay Investigations. 1956
Waste Oil Heaters: Organic, Inorganic, and Bioassay Analyses of Combustion Samples. 1984
Waste/soil treatability studies for four complex industrial wastes : methodologies and results. Volume 1. Literature assessment, waste/soil characterization, loading rate selection / 1986
Water Budget and Waste Treatment at a Modern Dairy. 1973
Water pollution biology 1988
Water Pollution Investigation: Detroit and St. Clair Rivers. 1974
Water Pollution Investigation: Genesee River and Rochester Area. 1975
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