Search Results for the EPA National Library Catalog

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Select Item Title Year Published
Effects of dredging and disposal on aquatic organisms 1978
Effects of exhaust from two-cycle outboard engines. 1974
Effects of Fluorene on Microcosms Developed from Four Natural Communities (Journal Version). 1988
Effects of Heated Waste Waters on Some Microorganisms. 1972
Effects of Heated Waste Waters Upon Microbial Communities. 1971
Effects of Humic and Fulvic Acids on Poliovirus Concentration from Water by Microporous Filtration. 1985
Effects of Pentachlorophenol on Periphyton Communities in Outdoor Experimental Streams. 1986
Effects of Plankton on Water Supplies in the Niagara River Area. 1948
Effects of protozoa on the fate of particulate carbon / 1973
Effects of Protozoa on the Fate of Particulate Carbon. 1973
Electron microscopic examination of Giardia cultures for viruses / 1990
Enteric Bacterial Degradation of Stream Detritus. 1971
Environmental Assessment of an Active Oil Field in the Northwestern Gulf of Mexico 1977-1978. Volume 1. Synopsis. 1979
Environmental Assessment of an Active Oil Field in the Northwestern Gulf of Mexico, 1977-1978. Volume III: Chemical and Physical Investigations. 1979
Environmental Significance of the Potential for 'mer' (Tn21)-Mediated Reduction of Hg (2+) to Hg in Natural Waters. 1989
Epidemiological Studies of Otitis Externa: Report of a Prospective and of a Retrospective Study of Otitis Externa Among Swimmers. 1981
Evaluation of the Toxicity of Marine Sediments and Dredge Spoils with the Microtox (Trade Name) Bioassay. 1989
Examination of Dechlorination Processes and Pathways in New Bedford Harbor Sediments. 1992
Extrapolation of Biodegradation Results to Groundwater Aquifers: Reductive Dehalogenation of Aromatic Compounds. 1986
Factors Regulating the Spatial and Temporal Distribution of 'Cladophora' and 'Ulothrix' in the Laurentian Great Lakes. 1983
Fate and biological effects of mercury introduced into artificial streams / 1976
Fate of 'Bacillus sphaericus' and 'Bacillus thuringiensis' Serovar 'Israelensis' in the Aquatic Environment. 1992
Flexibility in bacteriological monitoring {microfiche} 1991
Genera Acanthosphaera through Cystodinium collected from eastern and southeastern lakes / 1979
Genera Dactylococcopsis through Gyrosigma collected from eastern and southeastern lakes / 1979
Genera Hantzschia through Pteromonas collected from eastern and southeastern lakes / 1979
Genera Quadrigula through Zygnema collected from eastern and southeastern lakes / 1979
Growth of an Adherent Mixed Microbial Culture in a Substrate Limited Single State Chemostat. 1973
Heterotrophic Bacteria of the Freshwater Neuston and Their Ability to Act as Plasmid Recipients under Nutrient Deprived Conditions. 1991
Heterotrophic plate count bacteria in potable water : monitoring methods and application / 1989
Hybridization of DNA Probes with Whole-Community Genome for Detection of Genes That Encode Microbial Responses to Pollutants: 'mer' Genes and Hg (2+) Resistance. 1989
Improved Method for Recovery of mRNA from Aquatic Samples and Its Application to Detection of mer Expression. 1994
In situ survival of enteric bacteria in estuarine environments 1983
In situ survival of enteric bacteria in estuarine environments of different nutrient characteristics 1982
Inactivation Kinetics of Monochloramine on Monodispersed Hepatitis A Virus and MS2. 1995
Incidence of Prosthecate Bacteria in a Polluted Stream. 1971
Influence of Acid Mine Water on the Microflora of Sewage. 1971
Influence of Alternative Electron Acceptors on the Anaerobic Biodegradability of Chlorinated Phenols and Benzoic Acids. 1993
Influence of Deep Ocean Sewage Outfalls on the Microbial Activity of the Surrounding Sediment. 1985
Influence of Easily Degradable Naturally Occurring Carbon Substrates on Biodegradation of Monosubstituted Phenols by Aquatic Bacteria. 1985
Influence of Inorganic and Organic Nutrients on Aerobic Biodegradation and on the Adaptation Response of Subsurface Microbial Communities. 1988
Influence of Naturally Occurring Humic Acids on Biodegradation of Monosubstituted Phenols by Aquatic Bacteria. 1985
Influence of Solid Surface, Adhesive Ability, and Inoculum Size on Bacterial Colonization in Microcosm Studies. 1992
Influence of Suspended Microscopic Substances on the Metabolic Activities of Microorganisms Responsible for Biological Enrichment of Water. 1971
Influence of Temperature and Intrinsic Characteristics of Surface Freshwaters on Virus Stability. Conference on Microbial Aspects of Surface Water Quality. Held in Chicago, Illinois on May 30-June 2, 1989. 1989
Influences of Microbial Populations on Aquatic Nutrient Cycles and Some Engineering Aspects. 1972
Ingestion and Adsorption of 'Bacillus thuringiensis' subsp. 'israelensis' by 'Gammarus lacustris' in the Laboratory. 1986
Interim Protocol for Measuring Microbial Transformation Rate Constants for Suspended Bacterial Populations in Aquatic Systems. 1988
Introduction to Environmental Microbiology. 1995
Isolation and Diversity of Actinomycetes in the Chesapeake Bay. 1993
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