Search Results for the EPA National Library Catalog

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Biological control by natural enemies 1991
Biological control of aquatic nuisances : a review / 1977
Biological Control of Aquatic Vegetation. 1973
Biological control of insect pests and weeds / 1964
Biological control of nitrogen in wastewater treatment 1983
Biological control of water hyacinth with insect enemies / 1974
Biological control of water pollution / 1976
Biological control; proceedings. 1971
Biological control; {proceedings} 1974
Biological countermeasures for the control of hazardous material spills 1984
Biological countermeasures for the control of hazardous material spills / 1984
Biological criteria / 2006
Biological criteria : guide to technical literature / 1991
Biological criteria : national program guidance for surface waters. 1990
Biological criteria : state development and implementation efforts. 1991
Biological criteria : technical guidance for streams and small rivers / 1996
Biological criteria development for large rivers with an emphasis on an assessment of the White River drainage, Indiana / 1992
Biological Criteria: Technical Guidance for Streams and Small Rivers. 1993
Biological Defense Research Program : final programmatic environmental impact statement. 1989
Biological Diversity and Biological Integrity: Current Concerns for Lakes and Streams. 1992
Biological diversity and tropical forest assessment for the Eastern Caribbean 1988
Biological Diversity: a technical report used in amending the Rocky Mountain Regional Guide 1992
Biological effects and interactions of pesticides in a soil-plant-water microcosm / 1982
Biological effects of alkylating agents. 1969
Biological effects of contaminants in marine pelagic ecosystems / 2006
Biological Effects of Electric Fields. 1985
Biological Effects of Long-Term Exposure of Rats to 970-MHz Radiofrequency Radiation. 1981
Biological effects of manganese / 1978
Biological effects of marine pollution and the problems of monitoring proceedings from ICES workshop held in Beaufort, North Carolina 26 February-2 March 1979 / 1980
Biological Effects of Pesticides on the Dungeness Crab. 1977
Biological effects of radiofrequency radiation / 1983
Biological Effects of Wastes Discharged to the North Platte River, Torrington, Wyoming-Bridgeport, Nebraska November 14 and 15, 1962. 1962
Biological Effects: Marine Mammals and Sea Turtles (Chapter 14). 1994
Biological electrodes specific for phosphate and nitrite ions / 1976
Biological field and laboratory methods for measuring the quality of surface waters and effluents / 1973
Biological field investigative data for water pollution surveys, by William Marcus Ingram, Kenneth M. Mackenthun and Alfred F. Bartsch. 1966
Biological fluidised bed treatment of water and wastewater / 1981
Biological fluidized bed treatment of coke plant wastewater and blast furnace scrubber blowdown / 1984
Biological Half-Life of Tritium in Chickens and Eggs. 1975
Biological illustration techniques and exercises / 1982
Biological indicators enhance water quality monitoring in Maryland's coastal bays. 2007
Biological indicators of aquatic ecosystem stress 2002
Biological indicators of ground water-surface water interaction : an update / 1998
Biological Influences of Low-Frequency Sinusoidal Electromagnetic Signals Alone and Superimposed on RF Carrier Waves. 1985
Biological invasions 1999
Biological invasions : economic and environmental costs of alien plant, animal, and microbe species / 2002
Biological invasions : how aquatic nuisance species are entering North American waters, the harm they cause and what can be done to solve the problem / 1997
Biological invasions in marine ecosystems : ecological, management, and geographic perspectives / 2009
Biological invasions of cold-water coastal ecosystems : ballast-mediated introductions in Port Valdez : Prince William Sound, Alaska / 2000
Biological Investigation, Yakima River, September, 1961. 1962
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