Search Results for the EPA National Library Catalog

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Biological Investigations of Lake Wingra. 1973
Biological Investigations of Tuttle Creek Reservoir - Kansas. 1969
Biological monitoring of marine pollutants : proceedings of a Symposium on Pollution and Physiology of Marine Organism{s}, held in Milford, Connecticut, November 7-9, 1980 {i.e. 1979} / 1981
Biological problems in water pollution : third seminar, 1962. 1965
Biological problems in water pollution : transactions of a seminar on biological problems in water pollution held at the Robert A. Taft Sanitary Engineering Center, Cincinnati, Ohio April 23-27, 1956 / 1957
Biological problems in water pollution : transactions of the Second Seminar on Biological Problems in Water Pollution, held April 20-24, 1959, at Cincinnati, Ohio / 1960
Biological Problems in Water Pollution, Third Seminar, August 31-17, 1962 1965
Biological Problems in Water Pollution. 1957
Biological response signatures : indicator patterns using aquatic communities / 2003
Biological risk assessment framework for examining the impacts of oceanic disposal. {microfiche}. 1991
Biological Studies of Selected Reaches and Tributaries of the Colorado River. 1968
Biological studies of the Smith River, Virginia. 1970
Biological survey of Antietam Creek and some of its tributaries from Waynesboro, Pennsylvania to Antietam, Maryland : Potomac River Basin. 1968
Biological Survey of Milford Reservoir, Kansas, August 1969. 1971
Biological Survey of Pinkham Creek and the North Platte River in the Vicinity of Cowdrey, Colorado August 24, 1972. 1972
Biological survey of the St. Mary's River 1968
Biological survey of the upper and middle Patuxent River and some of its tributaries : from the Maryland Route 97 Bridge near Roxbury Mills to the Maryland Route 4 Bridge near Wayson's Corner : Chesapeake Bay drainage basin. / 1968
Biological survey of the upper Potomac River and selected tributaries : 1966-1968 / 1968
Biological Survey of Wilson Reservoir - Saline River, Kansas, August 1970. 1971
Biological test method : acute test for sediment toxicity using marine or estuarine amphipods / 1992
Biological test method : toxicity test using luminescent bacteria (photobacterium phosphoreum) / 1993
Biological test method acute lethality test using Daphnia spp. / 1990
Biological test method. 1990
Biological test method. Acute lethality test using rainbow trout. 1990
Biological test method. Fertilization assay using echinoids (sea urchins and sand dollars) / 1992
Biological test method. Growth inhibition test using the freshwater alga Selenastrum capricornutum / 1992
Biological test method. Toxicity test using luminescent bacteria (photobacterium phosphoreum) / 1992
Biological Treatment of Chlorophenolic Wastes. The Demonstration of a Facility for the Biological Treatment of a Complex Chlorophenolic Waste. 1971
Biological, chemical and physical relationships in the Straits of Mackinac / 1976
Biologically available metals in sediments / 1988
Biology and Chemistry of Surface Freshwater Microlayers. 1972
Biology and Conservation of Horseshoe Crabs [electronic resource] / 2009
Biology and Conservation of the European SturgeonAcipenser sturioL. 1758 The Reunion of the European and Atlantic Sturgeons / [electronic resource] : 2011
Biology of Chicago's Waterways. 1965
Biology of particles in aquatic systems 1990
Biology of Skates [electronic resource] / 2009
Biology of submerged aquatic macrophyte communities in the lower Chesapeake Bay (volume III) : project summary. 1983
Biology of water pollution : a collection of selected papers on stream pollution, waste water, and water treatment / 1968
Biology of water pollution : a collection of selected papers on stream pollution, waste water, and water treatment / 1967
Biology of Water Pollution. A Collection of Selected Papers on Stream Pollution, Waste Water, and Water Treatment. 1967
Biology, ecology, and management of aquatic plants : proceedings of the 10th International Symposium on Aquatic Weeds, European Weed Research Society / 1999
Bioluminescent Sensors for Detection of Bioavailable Hg(II) in the Environment. 1994
Biomagnification of Bioassay Derived 2,3,7,8-Tetrachlorodibenzo-p-Dioxin Equivalents. 1993
Biomonitoring for control of toxicity in effluent discharges to the marine environment. 1989
Biosilica in Evolution, Morphogenesis, and Nanobiotechnology Case Study Lake Baikal / [electronic resource] : 2009
Biostratigraphy of Chesapeake Bay and its tributaries : a feasibility study / 1980
Biota and biological principles of the aquatic environment / 1982
Biota of Freshwater Ecosystems. Identification Manual No. 2. The Genus 'Argulus' (Crustacea: Branchiura) of the United States. 1972
Biota of Freshwater Ecosystems. Identification Manual No. 3. Freshwater Sphaeriacean Clams (Mollusca: Pelecypoda) of North America. 1972
Biota of Freshwater Ecosystems. Identification Manual No. 5. The Freshwater Amphipod Crustaceans (Gammaridae) of North America. 1972
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