Search Results for the EPA National Library Catalog

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Development of a Case Study of the Total Effect of Pesticides in the Environment, Non-Irrigated Croplands of the Mid-West. 1972
Development of a Conceptual Design for a Bay Quality Index for Tampa Bay, Florida. 1995
Development of a fish index of biotic integrity to assess the condition of West Virginia streams : technical support document / 2006
Development of a provisional physical habitat index for Maryland freshwater streams 1999
Development of a Provisional Physical Habitat Index for Maryland Freshwater Streams. 1999
Development of a Selective Algaecide to Control Nuisance Algal Growth. 1973
Development of an Acid Deposition Strategy for EPA Region VIII Task I: Inventory of Regional Acid Deposition Research 1984
Development of biological criteria for use in water quality standards / 1992
Development of biotic integrity indices for prairie streams in Montana using fish, macroinvertebrate, and diatom assemblages / 2003
Development of Canada's procedure for aquatic toxicity testing using polychaetes : selection of suitable species. 1994
Development of Certain Black Sea Fishes in Sea Contaminated by Petroleum Products. 1974
Development of criteria for fine sediment in the northern Rockies ecoregion : final report / 1987
Development of Environment Canada's growth-and-survival test for sediment toxicity using cultured polychaete worms / 1995
Development of IBI Metrics for Lakes in Southern New England. 1997
Development of index of biotic integrity expectations for the ecoregions of Indiana : II. Huron-Erie Lake Plain / 1994
Development of index of biotic integrity expectations for the ecoregions of Indiana, I. Central corn belt plain / 1991
Development of predictive models for xenobiotic bioaccumulation in terrestrial ecosystems / 1982
Development of Predictive Structure-Biodegradation Relationship Models with the Use of Respirometrically Generated Biokinetic Data. 1992
Development plan for the causal analysis/diagnosis decision information system (CADDIS). 2004
Developments in Fish Telemetry Proceedings of the Sixth Conference on Fish Telemetry held in Europe / [electronic resource] : 2007
Diagnostic Feasibility Study of Lake Waubee, Kosciusko Co., Indiana. 1982
Diamond Fork System, Final Supplement to the Final Environmental Impact Statement 1999
Diatoms: Powerful Indicators of Environmental Change. 1992
Dichlorobenzidine : ambient water quality criteria. 1978
Dichloropropanes/dichloropropenes : ambient water quality criteria / 1978
Die Susswasser-Flora Mitteleuropas : heft 10: Bacillariophyta (Diatomeae) / Friedrich Hustedt ; herausgegeben von Dr A. Pascher. 1930
Die Sèusswasser-flora Mitteleuropas / 1930
Diel Vertical Migration of Zooplankton in Lakes and Oceans causal explanations and adaptive significances / [electronic resource] : 2010
Differentiation of 'Giardia duodenalis' from Other 'Giardia spp.' by Using Polymerase Chain Reaction and Gene Probes. 1992
Dinitrotoluene : ambient water quality criteria. 1979
Dioxin and furan concentrations in Puget Sound crabs / 1991
Dioxin Exposure Initiative Implementation, Operation, and Maintenance of the National Dioxin Air Monitoring Network (NDAMN). Quality Assurance Project Plan Revision 2.0. 2002
Dioxin-like Toxic Potency in Forster's Tern Eggs from Green Bay, Lake Michigan, North America. 1994
Diphenylhydrazine : ambient water quality criteria. 1978
Direct viable counting method for meauring tolerance of aquatic microbial communities to Hg(2+1) / 1988
Direct/delayed response project : laboratory operations and quality assurance report for preparation of soils from the Mid-Appalachian Region of the United States / 1990
Directory of projects and people : University of Wisconsin Sea Grant Institute. 2002
Diseases of aquatic organisms. 1985
Diseases of aquatic organisms. 1985
Dissolved Free Amino Acids, Combined Amino Acids, and DNA as Sources of Carbon and Nitrogen to Marine Bacteria. 1993
Dissolved oxygen : water quality standards criteria summaries : a compilation of state/federal criteria / 1988
Dissolved solids : water quality standards criteria summaries : a compilation of state/federal criteria / 1988
Distribution and abundance of submerged aquatic vegetation in the lower Chesapeake Bay, Virginia / 1979
Distribution and abundance of submerged aquatic vegetation in the lower Chesapeake Bay, Virginia / 1982
Distribution and abundance of submersed aquatic vegetation in the tidal Potomac River and estuary, Maryland and Virginia, May 1978 to November 1981 / 1985
Distribution and abundance of waterfowl and submerged aquatic vegetation in Chesapeake Bay 1982
Distribution and abundance of waterfowl and submerged aquatic vegetation in Chesapeake Bay / 1983
Distribution and abundance of waterfowl and submerged aquatic vegetation in Chesapeake Bay / 1981
Distribution and Control of Macrophyte Biomass in Lake Wingra. 1971
Distribution and dynamics of aquatic insects in the Elk Creek experimental watershed, Lubrecht Forest, Montana : completion report / 1975
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