Search Results for the EPA National Library Catalog

Items Found: 1484
Showing: Items 501 - 550
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Select Item Title Year Published
Gasoline Composition and Vehicle Exhaust Gas Polynuclear Aromatic Content. 1972
General information on phosphorus removal / 1972
Genesee River Basin, New York; Summary Pilot Watershed Report. 1978
Genetic Control of Physiological Processes in Higher Plants. Final Report, 1961-70. 0
Geochemical and hydrologic controls on phosphorus transport in a sewage-contaminated sand and gravel aquifer near Ashumet Pond, Cape Cod, Massachusetts 1996
Gravimetric carrier separation of phosphorus-32 in water samples / 1969
Great Lakes phosphorus loading study 1981
Great Lakes total phosphorus budget for the mid-1970's 1978
Great Lakes total phosphorus budget for the mid-1970's / 1979
Great Lakes total phosphorus models and loads a fifteen year update : final report / 2011
Great Lakes Water Quality Improvement: The Strategy of Phosphorus Discharge Control Is Evaluated. 1986
Green Bay Phytoplankton Composition, Abundance, and Distribution. 1979
Green Bay Pilot Study: Green Bay, Wisconsin 1967
Green Mountain Reservoir - Lower Blue River Study, Colorado, September, 1976. 1977
Groundwater/Surfacewater Interactions in Tampa Bay. Implications for Nutrient Fluxes. 1993
Group Report: Interactions among Acidification, Phosphorus, Contaminants, and Biota in Freshwater Ecosystems (Chapter 13). 1994
Groupe de travail international de la baie Missisquoi : rapport final pršenté áa la Commission mixte internationale. 2004
Growth and Mineral Accumulation of Submersed Vascular Hydrophytes in Pleioeutrophic Environs. 1972
Growth Dynamics of 'Cladophora glomerata' in Western Lake Erie in Relation to Some Environmental Factors. 1982
Guidance for the reregistration of pesticide products containing acephate as the active ingredient. 1987
Guidance for the reregistration of pesticide products containing dichlorvos as the active ingredient. 1987
Guidance for the reregistration of pesticide products containing ethoprop as the active ingredient. 1988
Guidance for the reregistration of pesticide products containing oxydemton-methyl as the active ingredient. 1987
Guidelines for development of a quality assurance program : Volume XII : determination of phosphorus in gasoline / 1974
Gulf Hypoxia and Local Water Quality Concerns Workshop. A Workshop Assessing Tools to Reduce Agricultural Nutrient Losses to Water Resources in the Corn Belt. Held in Ames, Iowa on September 26-28, 2005. 2005
Gunnison County stream water quality study / 1978
Handbook for Pesticide Disposal by Common Chemical Methods. 1975
Hanover Park tertiary studies / 1976
Hatfield Township, Pennsylvania advanced waste treatment plant / 1975
Hazards of Equipment Contaminated with Parathion. 1963
Health Advisory for Diisopropyl Methylphosphonate (DIMP). 1989
Health advisory for isopropyl methylphosphonic acid (IMPA) / 1992
Health advisory on white phosphorus / 1990
Healthy lawn, healthy environment : caring for your lawn in an environmentally friendly way / 1992
Heavy Metal Pollutants in Organic-Rich Muds of the Pamlico River Estuarine System: Their Concentration, Distribution, and Effects upon Benthic Environments and Water Quality. 1989
High rate nutrient removal for combined sewer overflows : bench scale and demonstration scale studies / 1978
Historical perspective of phosphorus loading to the Cannonsville Reservoir as it relates to the West Branch Delaware River Model Implementation Program 1980
Historical review of water quality and climatic data from Chesapeake Bay with emphasis on effect of enrichment 1982
Holston River study / 1978
Holston River Study. Appendix E. 1978
Hydrological simulation program - FORTRAN (HSPF) : User's manual for Release 8.0 / 1984
Hydrolysis rate constants for enhancing property-reactivity relationships / 1989
Identification and description of chemical deactivation/detoxification methods for the safe disposal of selected pesticides / 1978
Identification of Critical Nutrient Levels through Field Verification of Models for Phosphorus and Phytoplankton Growth. 1986
Identification of Predominant Environmental Factors Structuring Stream Macroinvertebrate Communities Within a Large Agricultural Catchment. 1993
Identification of selected Federal activities directed to chemicals of near-term concern : benzene, bis(chloromethyl) ether, cadmium, hydrogen sulfide, mercury, platinum, polynuclear aromatic hydrocarbons, trichloroethylene, tris(2, 3-dibromopropyl), phosphate / 1976
IJC Menomonee River Watershed Study: Atmospheric Chemistry of Lead and Phosphorus. Volume 8. 1979
IJC Menomonee River Watershed Study: Effects of Tributary Inputs on Lake Michigan During High Flows. Volume 10. 1979
IJC Menomonee River Watershed Study: Surface Water Quality from 1975 to 1979. 1984
Impact of algal-available phosphorus on Lake Erie water quality : mathematical modeling / 1984
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