Search Results for the EPA National Library Catalog

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Showing: Items 451 - 500
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Select Item Title Year Published
Fate of nitrogen in shallow streams : focus on nitrification 1983
Field and laboratory investigations to evaluate the influence of nitrilotriacetic acid (NTA) on eutrophication, May-November 1970 : report to commissioner, Federal Water Quality Administration / 1970
Field and Laboratory Investigations to Evaluate the Influence of Nitrilotriacetic Acid (NTA) on Eutrophication. 1970
Field studies on sediment-water algal nutrient interchange processes and water quality of Upper Klamath and Agency Lakes : July 1967-March 1969 / 1969
Field Studies on Sediment-Water Algal Nutrient Interchange Processes and Water Quality of Upper Klamath and Agency Lakes, July 1967-March 1969. 1969
Final report - algal bioremediation of the Berkeley Pit Lake System, phase II : Mine Waste Technology Program, Activity IV, project 20 / 2003
First annual reports of the EPA IFYGL projects / 1973
Fish physiology, toxicology, and water quality : proceedings of the seventh international symposium, Tallinn, Estonia, May 12-15, 2003 / 2004
Fish physiology, toxicology, and water quality : proceedings of the sixth international symposium, La Paz, B.C.S. Mexico, January 22-26, 2001 / 2002
Fish Physiology, Toxicology, and Water Quality. Proceedings of the Eighth International Symposium, Chongqing, China, October 12-14, 2004. 2006
Fish Physiology, Toxicology, and Water Quality. Proceedings of the International Symposium (9th). Held in Capri, Italy on April 24-28, 2006. 2007
Five Year Program Strategy for the Great Lakes National Program Office, FY 1989-1993. 1988
Flushing Pattern of Certain Tidal Streams in Delaware. 1972
Fontana Lake, Swain and Graham Counties, North Carolina. 1975
Forest Lake, Washington County, Minnesota. 1975
Format for acquiring rapid data analysis capabilities of storet data : manipulation of National Eutrophication Survey water quality data / 1976
Function of Marshes in Reducing Eutrophication of Estuaries of the Middle Atlantic Region. 1974
FY 2009 operating plan : a compilation of actions to implement the Gulf hypoxia action plan 2008 / 2009
Geist Reservoir, Hamilton and Marion Counties, Indiana. 1976
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
Generalized Water Quality Model for Eutrophic Lakes and Reservoirs. 1974
Geochemical Cycles Involving Flora, Lake Water, and Bottom Sediments. 1971
Glen Lake, Hillsborough County, New Hampshire. 1974
Glenada Lake, Highlands County, Florida. 1977
Global assessment of acidification and eutrophication of natural ecosystems / 1999
Goodyear Lake, Otsego County, New York. 1974
Grand Lake of St. Marys, Auglaize and Mercer Counties, Ohio. 1975
Grand Lake, Green Lake County, Wisconsin. 1974
Great Lakes eutrophication : temporal response and evidence of improvement / 1979
Great Lakes Water Quality Improvement: The Strategy of Phosphorus Discharge Control Is Evaluated. 1986
Great Lakes: An Example of International Cooperation to Control Lake Pollution. 1981
Green Lake, Green Lake County, Wisconsin. 1975
Green Lake, Kandiyohi County, Minnesota. 1974
Green Mountain Reservoir : lower Blue River study, Colorado, September, 1976 / 1977
Greenwood Lake, Passaic County, New Jersey and Orange County, New York. 1976
Greer's Ferry Reservoir, Van Buren and Cleburne Counties, Arkansas. 1977
Grenada Lake, Calhoun, Grenada, and Yalobusha Counties, Mississippi. 1975
Growth and Mineral Accumulation of Submersed Vascular Hydrophytes in Pleioeutrophic Environs. 1972
Guidelines for assessing and predicting eutrophication status of small southeastern Piedmont impoundments. 1989
Gulf hypoxia action plan 2008 : for reducing, mitigating, and controlling hypoxia in the northern Gulf of Mexico and improving water quality in the Mississippi River basin / 2008
Gulf hypoxia action plan 2008 for reducing mitigating, and controlling hypoxia in the northern Gulf of Mexico and improving water quality in the Mississippi River basin {electronic resource} 2008
Gulf of Mexico hypoxia : land and sea interactions. 1999
Gull Lake (South Basin) Cass and Crow Wing Counties, Minnesota. 1975
Guntersville Reservoir, Marshall and Johnson Counties, Alabama. 1976
Hamilton Lake, Steuben County, Indiana. 1976
Harmful algal blooms 2000 : proceedings of the Ninth International Conference on Harmful Algal Blooms, Hobart, Australia, 7-11 February 2000 / 2001
Harmful algal blooms : proceedings of the Ninth International Conference on Harmful Algal Blooms, Hobart, Australia, 7-11 February 2000 / 2000
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