Search Results for the EPA National Library Catalog

Items Found: 581
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Manipulation of Reservoir Waters for Improved Quality and Fish Population Response. 1970
Mapping vegetation complexes with digitized color infrared film : Wisconsin power plant impact study / 1980
Marine algal assay procedure : bottle test / 1974
Marine and Estuarine Pollution. 1979
Marine Complex Effluent Toxicity Program: Test Sensitivity, Repeatability and Relevance to Receiving Water Toxicity. 1989
Marsh Plants as Vectors in Trace Metal Transport in Oregon Tidal Marshes. 1979
Measures for the restoration and enhancement of quality of freshwater lakes / 1973
Mechanisms for reducing photorespiration in submersed aquatic angiosperms / 1983
Metals Testing Report: Metal Content of Environmental Samples from Region 4. 1989
Methods of Collection and Analysis of Plankton and Periphyton Samples in the Water Pollution Surveillance System. 1966
Microbiotic Ecoassay for Environmental Pollutants. 1972
Microdistribution of Stream Benthos. 1968
Mill River and Its Floodplain in Northampton and Williamsburg, Massachusetts: A Study of the Vascular Plant Flora, Vegetation, and the Presence of the Bacterial Family Pseudomonadaceae in Relation to Patterns of La nd Use. 1972
Mineralization of Organic Phosphorus in Oligotrophic Lake Sediments. 1971
Monitoring of the Restorational Dredging of Collins Lake, Scotia, New York. 1981
Multiplication of Clostribium Botulinum Type E in the Great Lakes - Case Study of Green Bay, Wisconsin. 1971
Multiyear synthesis of the aquatic vegetation component from 1991 to 2002 for the Long Term Resource Monitoring Program / 2005
National guidance : best management practices for preparing vessels intended to create artificial reefs / 2006
Nationwide Urban Runoff Project, Champaign, Illinois: The Biological Impact of Urban Runoff on the Saline Branch Drainage Ditch and Boneyard Creek. 1984
New Method for Determining Effluent Toxicity Using Duckweed 'Lemna minor'. 1990
Ninth Annual Report, Water Resources Research Center. 1973
Nitrogen Turnover in Impoundments. 1973
Nonindigenous aquatic species in a United States estuary : a case study of the biological invasions of the San Francisco Bay and Delta / 1995
Nonindigenous aquatic species in a United States estuary : a case study of the biological invasions of the San Francisco Bay and Delta : a report for the United States Fish and Wildlife Service / 1995
Northeast wetland flora : field office guide to plant species / 0
Novel alternatives : small alternative wastewater systems workshops / 0
Nutrient-Uptake Model in Marsh Ecosystems. 1979
Nutritional ecology of nuisance aquatic plants / 1975
Nutritional Requirements of the Submerged Angio-Sperm 'Ruppia maritima' in Algae-Free Culture. 1984
Office of Water Policy and Technical Guidance on Interpretation and Implementation of Aquatic Life Metals Criteria. 1993
Ohio River cooling water study 1974
Optimization of Biological Recycling of Plant Nutrients in Livestock Waste by Utilizing Waste Heat from Cooling Water. 1982
Organisms Associated with Pollution. (A Selection of Illustrations). 1965
Perspectives on the Chesapeake Bay, 1990 : advances in estuarine sciences / 1990
Pesticide Degradation by Marine Algae. 1975
Phosphorus Inactivation by Zirconium in a Eutrophic Pond. 1982
Photosynthesis in the marine environment / 2014
Phreatophyte research in the western states March 1959 to July 1964 1964
Phycovirus bibliography / 1977
Phytoplankton Found in the Kansas River System. 1969
Plant life in aquatic and amphibious habitats 1987
Potential species for phytoremediation of perchlorate / 1999
Predicting Chemical Accumulation in Shoots of Aquatic Plants. 1991
Predicting future introductions of nonindigenous species to the Great Lakes / 2008
Predicting future introductions of nonindigenous species to the Great Lakes / 2008
Prediction of ecological effects of toxic chemicals : overall strategy and theoretical basis for the ecosystem model / 1983
Preliminary Ecological Study of Areas to be Impounded in the Salt River of Kentucky. 1971
Preliminary investigation of the role of aquatic macrophytes in heavy metal uptake from water with coal particles / 1980
Preliminary Investigation of the Role of Aquatic Macrophytes in Heavy Metal Uptake from Water with Coal Particles. 1980
Principles and methods for determining ecological criteria on hydrobiocenoses proceedings of the European Scientific Colloquium / 1976
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