Search Results for the EPA National Library Catalog

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Modeling the eutrophication process; proceedings of a workshop held at Utah State University, Logan, Utah, September 5-7, 1973. 1973
Modifications of models predicting trophic state of lakes : adjustment of models to account for the biological manifestations of nutrients / 1981
Modifications of models predicting trophic state of lakes : adjustment of models to account for the biological manifestations of nutrients / 1981
Monitoring lake and reservoir restoration : technical supplement to The lake and reservoir restoration guidance manual / 1990
Monitoring of inland waters : report 1980
Monroe Reservoir, Brown and Monroe Counties, Indiana. 1976
Monthly Variation in Phosphate and Related Chemicals Found in the Sediment in the Island Area of Lake Erie, 1967-68, with Reference to Samples Collected in 1964, 1965, and 1966. 1970
Moosehead Lake, Piscataquis, and Somerset Counties Maine. 1974
Morse Reservoir, Hamilton County, Indiana. 1976
Moses Lake Clean Lake Project : 1985 annual report / 1986
Mosquito Creek Reservoir, Trumbull County, Ohio. 1975
Mountain Island, Lake Gaston and Mecklenburg Counties, North Carolina. 1975
Mud Lake, Itasca County, Minnesota. 1975
Multivariate Analysis of Experimental Marine Ecosystems. 1977
Nagawicka Lake, Waukesha County, Wisconsin. 1974
National eutrophication research program : annual newsletter. 1970
National Eutrophication Research Program Annual Newsletter. 1970
National eutrophication survey : data acquisition and laboratory analysis system for lake samples / 1975
National eutrophication survey methods for lakes sampled in 1972 / 1974
National Eutrophication Survey Methods for Lakes Sampled in 1972. 1974
National eutrophication survey methods, 1973-1976 / 1975
National Eutrophication Survey methods, 1973-1976. 1975
National water quality inventory : 1974 report to the Congress. 1974
National water quality inventory : 1975 report to the Congress. 1976
National water quality inventory : 1976 report to the Congress. 1977
National water quality inventory : 1977 report to the Congress. 1978
National water quality inventory : 1982 report to Congress. 1984
Nationwide review of oxygen depletion and eutrophication in estuarine and coastal waters : Northeast region (Maine, New Hampshire, Massachusetts, Rhode Island, Connecticut, New York New Jersey, Delaware Maryland and Virginia) / 1985
Nationwide review of oxygen depletion and eutrophication in estuarine and coastal waters : Southeast region (North Carolina, South Carolina, Georgia) / 1985
Naturally occurring organic compounds and algal growth in a eutrophic lake 1975
Naturally occurring organic compounds in eutrophic Hyrum Reservoir, Utah 1978
Nest Lake, Kandiyohi County, Minnesota. 1974
Neuse River Estuary Modeling and Monitoring Project Stage 1: Network Analysis for Evaluating the Consequences of Nitrogen Loading. 2000
Ninth Annual Report, Water Resources Research Center. 1973
Nitrates. 1971
Nitrogen and phosphorus in wastewater effluents, working paper no. 22, a prelim. analysis of Nat. Eutrophication Survey data collected during the 1972-73 sampling period. 1974
Nitrogen Budget of a North Carolina Estuary. 1974
Nitrogen Loading Sources and Eutrophication of the Neuse River Estuary, North Carolina: Direct and Indirect Roles of Atmospheric Deposition. 1995
Nitrogen oxides : impacts on public health and the environment / 1997
Nitrogen Removal and Identification for Water Quality Control. 1971
Nitrogen sources and cycling in natural waters / 1973
Nitrogen Sources and Cycling in Natural Waters. 1973
Nitrogen Turnover in Impoundments. 1973
NOAA's estuarine eutrophication survey / 1996
Nonpoint source - stream nutrient level relationships : a nationwide study / 1977
Nonpoint source -- stream nutrient level relationships : a nationwide study. Supplement 1- / 1979
Nonpoint source control of phosphorus : a watershed evaluation / 1986
North American project--a study of U.S. water bodies : a report for the Organization for Economic Cooperation and Development / 1977
North Waubay Lake, Day County, South Dakota. 1976
Northboro, Hudson, Maynard, and Billerica Impoundments, Worcester and Middlesex Counties, Massachusetts. 1975
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