Search Results for the EPA National Library Catalog

Items Found: 449

Showing: Items 151 - 200

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Forest Lake, Washington County, Minnesota. 1975
Freshwater wetlands for wastewater management environmental impact statement : phase I report. 1983
Glen Lake, Hillsborough County, New Hampshire. 1974
Global Terrestrial Carbon Cycle. 1993
Goodyear Lake, Otsego County, New York. 1974
Grand Lake, Green Lake County, Wisconsin. 1974
Green Lake, Kandiyohi County, Minnesota. 1974
Green Mountain Reservoir - Lower Blue River Study, Colorado, September, 1976. 1977
Growth of an Adherent Mixed Microbial Culture in a Substrate Limited Single State Chemostat. 1973
Harriman Reservoir Windham County Vermont. 1974
Harris Pond, Worchester County, Massachusetts, and Providence County, Rhode Island. 1974
Historical review of water quality and climatic data from Chesapeake Bay with emphasis on effect of enrichment 1982
Holston River study / 1978
Housatonic Impoundments, (Lakes Lillinonah, Zoar, and Housatonic), Fairfield, Litchfield, and New Haven Counties, Connecticut. 1975
Huntington Lake, Sullivan County, New York. 1974
IBIS, Intensive Biometric Intertidal Survey : an aerial and groundtruth investigation of salt marsh ecology, Wallops Island, Virginia 1978
Ice edge resource module (IERM) : a tool for prediction and presentation of biological resources in marginal ice zones / 2001
Impact of Solar Ultraviolet-B Radiation (290-320 nm) upon Marine Microalgae. 1983
Impact of UV-B Radiation Upon Estuarine Microcosms. 1981
Impacts of sediment and nutrients on biota in surface waters of the United States / 1979
Implication of Yeasts and Yeast-Like Fungi in Marine Processes. 1972
in situ Evaluation of Nutrient Effects in Lakes. 1973
Influences of Microbial Populations on Aquatic Nutrient Cycles and Some Engineering Aspects. 1972
Integrated experimental ecology; methods and results of ecosystem research in the German Solling project. 1971
Intensive watershed study the Patuxent River basin / 1983
Interim Report, Upper Klamath Lake Studies, Oregon. 1967
Interlaboratory Precision Test. An Eight Laboratory Evaluation of the Provisional Algal Assay Procedure Bottle Test. 1971
Investigation of Lake Water Quality in Eastern South Dakota with Remote Sensing Techniques. 1972
Investigation of Primary Productivity Using the 14-C Method and an Analysis of Nutrients in Elephant Butte Reservoir. 1972
Investigation of the Cause and Effect of Eutrophication in Long Lake, Washington. 1973
Investigation of the Water Quality and Productivity of Polson Bay, Flathead Lake, Montana. 1974
John H. Kerr Reservoir, Halifax, and Mecklenburg Counties, Virginia, and Granville, Vance, and Warren Counties, North Carolina. 1975
Johnson Pond, Wicomico County, Maryland. 1975
Jordan River Study Utah. June-August, 1972. 1973
Kaneohe Bay Sewage Diversion Experiment: Perspectives on Ecosystem Responses to Nutritional Perturbation. 1981
Kelly's Falls Pond, Hillsborough County, New Hampshire. 1974
Lac La Belle, Waukesha County, Wisconsin. 1975
Lake Ahquabi, Warren County, Iowa. 1976
Lake Andrusia, Beltrami County, Minnesota. 1974
Lake Bemidji, Beltrami County, Minnesota. 1974
Lake Butte des Morts, Winnebago County, Wisconsin. 1975
Lake Carolos, Douglas County, Minnesota. 1974
Lake Darling, Douglas County, Minnesota. 1975
Lake drawdown as a method of improving water quality / 1977
Lake Eau Claire, Eau Claire County, Wisconsin. 1974
Lake Erie water quality 1970-1982 : a management assessment / 1984
Lake Eutrophication - Water Pollution Causes, Effects and Control. 1970
Lake Huron Crustacean and Rotifer Zooplankton, 1980: Factors Affecting Community Structure with an Evaluation of Water Quality Status. 1983
Lake Kegonsa, Dane County, Wisconsin. 1974
Lake Koshkonong, Jefferson County, Wisconsin. 1974
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