Search Results for the EPA National Library Catalog

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Showing: Items 1351 - 1400
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Oliver Lake, LaGrange County, Indiana. 1976
On the Influence of Low-Concentration Nitrogen Dioxide on Living Organisms. 1970
Optimizing salinity control strategies for the upper Colorado River Basin / 1982
Oradell Reservoir, Bergen County, New Jersey. 1976
Oral Toxicity of Mirex in Adult and Suckling Rats, with Notes on the Ultrastructure of Liver Changes. 1970
Oral Toxicity of Mirex in Adult and Suckling Rats. 1969
Organ and species specificity in chemical carcinogenesis / 1983
Organochlorine Contaminates of Wintering Ducks Foraging on Detroit River Sediments 1984
Otter Lake, Cayuga County, New York. 1974
Overview of Safety of Microbial Insecticides to Estuarine and Marine Organisms. 1987
Overview of the Acute and Chronic Effects of First and Second Generation Pesticides on an Estuarine Mysid. 1981
Overview, Conclusions, and Recommendations of the IPCS Collaborative Study on Complex Mixtures. 1992
Owasco Lake, Cayuga County, New York. 1974
Ozonation and biological stability of water in an operating water treatment plant. / 1990
Pactola Reservoir, Pennington County, South Dakota. 1976
Paralytic and Related Effects of Certain Organic Phosphorus Compounds. 1955
Parathion Toxicity in Perinatal Rats Born to Spontaneously Hypertensive Dams. 1978
Parathion Toxicity in Perinatal Rats Exposed in Utero. 1979
Paulinskill Lake, Sussex County, New Jersey. 1976
PCB Metabolism in Rats Following Prolonged Exposure to Aroclor 1242 and Aroclor 1016. 1976
PCBs (Polychlorinated Biphenyls) in Saginaw Bay: Development of Functional Indices to Estimate Inhibition of Ecosystem Fluxes. 1984
Pelican Lake, Bottineau County, North Dakota. 1976
Pelican Lake, St. Louis County, Minnesota. 1974
Penetration of the Blood-Brain-Cerebral Spinal Fluid Barrier by DDT. 1971
Performance investigation of the Manning model S-4000 portable wastewater sampler and the model F-3000 dipper flowmeter / 1976
Performance of the ISCO model 1391 water and wastewater sampler / 1975
Periphyton and phytobenthon as indicators of water quality : completion report / 1972
Periphyton Photosynthesis as an Indicator of Effluent Toxicity: Relationship to Effects on Animal Test Species. 1992
Persistence of Aroclor (Trade Name) 1254 in a Contaminated Estuary. 1978
Personal Exposure to Volatile Organics and Other Compounds Indoors and Outdoors - The TEAM (Total Exposure Assessment Methodology) Study. 1983
Perspective on the Role of Microcosms in Environmental Fate and Effects Assessments. 1982
Pesticide Effects on Prenatal Cardiovascular Physiology. I. An Electrocardiographic Study of Mirex-Exposed Rat Fetuses and Newborns. II. An Analysis of the Causes of Perinatal Deaths Induced by Prenatal Exposure to Mirex. 1980
Pesticide fact sheet : cydia pomonella granulosis virus. 2000
Pesticides and polychlorinated biphenyls in the Atchafalaya Basin, Louisiana / 1979
Pesticides: Their Impact on the Estuarine Environment. 1979
Petenwell Flowage, Juneau, Adams, and Wood Counties, Wisconsin. 1975
Pewaukee Lake, Waukesha County, Wisconsin. EPA Region V. 1975
Pharmacokinetically Based Risk Assessment of Workplace Exposure to Benzene. (Journal Version). 1989
Pharmacokinetics in Low Dose Extrapolation Using Animal Cancer Data. 1986
Pharmacological Effects of Carbaryl II. Modification of Serotonin Metabolism in the Rat Brain. 1970
Phosphodiesterase methods and protocols / 2005
Phosphorus Bioavailability of Fluvial Sediments Determined by Algal Assays. 1988
Phosphorus Enrichment, Silica Utilization, and Biogeochemical Silica Depletion in the Great Lakes. 1986
Photo-Oxidation of Automobile Emissions: Measurements of the Transformation Products and Their Mutagenic Activity. 1992
Phoxocephalid Amphipod Bioassay for Marine Sediment Toxicity. 1985
Physical and Chemical Parameters of Sediment Extraction and Fractionation That Influence Toxicity, as Evaluated by Microtox (Trade Name). 1993
Physical and chemical properties of Potomac River and environs, August 1978 1980
Physical and chemical properties of Potomac River and environs, August-September 1977 1979
Physical and chemical properties of the Potomac River and environs, April-May 1978 1980
Physical and chemical properties of the Potomac River and environs, January 1978 1980
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