Search Results for the EPA National Library Catalog

Items Found: 427
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Effect of Silt and Silt Removal in a Prairie Lake. 1973
Effects and fate of sewage chlorination products in phytoplankton / 1979
Effects and fate of sewage chlorination products in phytoplankton / 1975
Effects of a Hexachlorobiphenyl and Pentachlorophenol on Growth and Photosynthesis of Phytoplankton. 1982
Effects of Complex Effluents on Photosynthesis in Lake Erie and Lake Huron. 1988
Effects of Different Mixing Schedules on Phytoplankton, Zooplankton and Nutrients in Marine Microcosms. 1981
Effects of Halogenated Organic Compounds on Photosynthesis in Estuarine Phytoplankton. 1980
Effects of Industrial Effluents on Primary Phytoplankton Indicators. 1973
Effects of nutrient enrichment, light intensity, and temperature on growth of phytoplankton from Lake Huron / 1979
Effects of nutrient enrichment, light intensity, and temperature on growth of phytoplankton from Lake Huron / 1978
Effects of phosphorus loading on phytoplankton distribution and certain aspects of cytology in Saginaw Bay, Lake Huron / 1983
Effects of phosphorus loading on phytoplankton distribution and certain aspects of cytology in Saginaw Bay, Lake Huron / 1983
Effects of selected wastewater chlorination products and captan on marine algae / 1977
Effects of Thermal Loading and Water Quality on Estuarine Primary Production. 1971
Effects of Ultraviolet-B Radiation on Primary Production along Latitudinal Transects in the South Pacific Ocean. 1993
Effects, Uptake, and Metabolism of Methoxychlor, Mirex, and 2,4-D in Seaweeds. 1976
Endotoxins, Algae and 'Limulus' Amoebocyte Lysate Test in Drinking Water. 1980
Entrainment of phytoplankton at the Donald C. Cook Nuclear Plant - 1975 / 1977
Entrainment of phytoplankton at the Donald C. Cook Nuclear Plant, 1977 / 1980
Entrapment of suspended materials in the San Francisco Bay-Delta Estuary / 1978
Environmental Effects of Petrochemical Waste Discharges on Tallaboa and Guayanilla Bays, Puerto Rico. 1971
Environmental survey of two interim dumpsites : Middle Atlantic Bight : Operation "Fetch," cruise report 5-10 November 1973 / 1974
Estimating phytoplankton biomass and productivity : final report / 1981
Estimation of Phytoplankton Decomposition Rates Using Two-Stage Continuous Flow Studies. 1983
Estuarine Ecosystems and High Temperatures. 1972
Estuarine Pollution, A Bibliography. 1973
Estuarine response to nutrient enrichment, a counterpart of eutrophication : a bibliography / 1979
Estuarine response to nutrient enrichment, a counterpart of Eutrophication : an annotated bibliography / 1979
Estuarine Response to Nutrient Enrichment. A Counterpart of Eutrophication. Volume II. An Annotated Bibliography. 1979
Eutrophication in coastal waters : nitrogen as a controlling factor / 1971
Eutrophication in coastal waters: nitrogen as a controlling factor / 1971
Eutrophication Model of the White River Basin above Beaver Reservoir in Northwest Arkansas. 1973
Eutrophication of Water Resources of New York State. Observations on Nutrient Limitation on Summer Phytoplankton in Cayuga Lake, 1967 and 1968. 1970
Evaluation of a modified C14 technique for shipboard estimation of photosynthesis in large lakes 1962
Experimental Ponds for Evaluating Bioassay Predictions. 1985
Experimental Studies on Phytoplankton Succession in Cayuga Lake. 1973
Factors influencing phytoplankton abundance and distribution in the Potomac River estuary : phosphorus, nitrogen and light / 1982
Factors initiating phytoplankton blooms and resulting effects on dissolved oxygen in Duwamish River estuary, Seattle, Washington / 1969
Fate and effect of oil in the aquatic environment, Gulf Coast region / 1980
Fate of nutrients in Back River. 1974
Fertilization studies in a precambrian shield lake : Kushog Lake, Haliburton County 1974
Field Studies on Sediment-Water Algal Nutrient Interchange Processes and Water Quality of Upper Klamath and Agency Lakes, July 1967-March 1969. 1969
First annual reports of the EPA IFYGL projects / 1973
Fish and fisheries management in lakes and reservoirs : technical supplement to the Lake and reservoir restoration guidance manual / 1993
Fluorescence Assessment of the Maximum Quantum Efficiency of Photosynthesis in the Western North Atlantic. 1993
Freshwater findings, 1967-1976 : research publications of the Environmental Research Laboratory / 1977
GBCW Support for Shellfish Activities 2003. 2003
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
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