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Search Results for the EPA National Library Catalog
Items Found: 1342
Showing: Items 201 - 250
Your Search: (SUBJECT=Phosphates)
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Year Published
201
Duhernal Lake, Middlesex County, New Jersey.
1976
202
Dworshak Reservoir, Clearwater County, Idaho.
1977
203
E. V. Spence Reservoir, Coke County, Texas.
1977
204
East Oakwood Lake, Brookings County, South Dakota.
1977
205
East Vermillion Lake, McCook County, South Dakota.
1976
206
Economic analysis of phosphate control : detergent phosphate limitations vs. wastewater treatment /
1980
207
Effect of Dredging on the Nutrient Levels and Biological Populations of a Lake.
1972
208
Effect of Nutrition on the Response of Field Populations of the Calanoid Copepod 'Acartia tonsa' to Copper.
1978
209
Effect of pH, DIC, orthophosphate, and sulfate on drinking water cuprosolvency
1995
210
Effect of Repeated Organophosphate Administration on Carbachol-Stimulated Phosphoinositide Hydrolysis in the Rat Brain.
1993
211
Effects of Atrazine on Aquatic Ecosystems: A Physical and Mathematical Modeling Assessment.
1985
212
Effects of Continuous Chlorination on Entrained Estuarine Plankton.
1980
213
Effects of copper and zinc on smoltification of coho salmon /
1977
214
Effects of Enrichment on Lake Superior Periphyton.
1973
215
Effects of household sanitary systems on effluent phosphate levels,
1973
216
Effects of Inorganic Complexing on the Toxicity of Copper to 'Daphnia magna'.
1976
217
Effects of manganese and their modification by hexametaphosphate /
1977
218
Effects of Nitrate and Phosphate Limitation on Cyclostat Growth of Two Freshwater Diatoms (Journal Version).
1982
219
Effects of Organophosphates on Monocyte Nonspecific Esterase Activity & Peripheral Blood Monocyte Functions -with Cover Letter dated 120985.
1985
220
Effects of Organophosphates on the Visual System of Rats.
1994
221
Effects of Pesticides on Schedule-Controlled Behavior.
1984
222
Effects of phosphorus loading on phytoplankton distribution and certain aspects of cytology in Saginaw Bay, Lake Huron /
1983
223
Effects of Pollution on Water Quality Perdido River and Bay, Alabama and Florida.
1970
224
Effects of Recent and Past Phosphate Fertilization on the Amount of Phosphorus Percolating Through Soil Profiles into Subsurface Waters.
1971
225
Effects of the Synthetic Pyrethroids AC 222,705, Permethrin and Fenvalerate on Sheepshead Minnows in Early Life Stage Toxicity Tests.
1983
226
Effluent limitations guidelines for existing sources and standards of performance for new sources for 28 point source categories : summary of final [report].
1974
227
Effluent Monitoring Procedures: Nutrients. Staff Guide for Conducting the Course.
1977
228
Elbow Lake, St. Louis County, Minnesota.
1974
229
Electrochemical Method for Removal of Phosphates from Waste Waters.
1970
230
Electrochemical Method for the Determination of Phosphate in Natural Water.
1972
231
Electrophoresis and coagulation studies of some Florida phosphate slimes
1973
232
Electrophoretic and filtration studies of a Florida phosphate slime
1975
233
Elimination of washer slimes from the production of phosphate chemicals /
1976
234
Embarrass Lake, St. Louis County, Minnesota.
1974
235
Emission of naturally occurring radioactivity: Monsanto elemental phosphorus plant (Report no. 4) /
1982
236
Emissions of naturally occurring radioactivity : Stauffer elemental phosphorus plant /
1982
237
Emissions of naturally occurring radioactivity from Monsanto elemental phosphorus plant /
1982
238
Enemy Swim Lake, Day County, South Dakota.
1977
239
Enid Lake, Yalobusha County, Mississippi.
1975
240
Environmental Distribution and Metabolic Fate of Key Industrial Pollutants and Pesticides in a Model Ecosystem.
1973
241
Environmental impact guidelines for new source non-fertilizer phosphate manufacturing facilities.
1981
242
Environmental impact guidelines for new source phosphate fertilizer manufacturing facilities.
1981
243
Environmental profiles and hazard indices for constituents of municipal sludge : Tricresyl Phosphate.
1985
244
Environmental requirements of blue-green algae; proceedings of a symposium jointly sponsored by University of Washington and Federal Water Pollution Control Administration, Pacific Northwest Water Laboratory, September 23-24, 1966.
1967
245
EPA Office of Compliance Sector Notebook Project: Profile of the Agricultural Chemical, Pesticide, and Fertilizer Industry.
2000
246
Equivalence of Microbial Biomass Measures Based on Membrane Lipid and Cell Wall Components, Adenosine Triphosphate, and Direct Counts in Subsurface Aquifer Sediments (Journal Version).
1988
247
Estech General Chemicals Corporation, Duette Mine, Manatee County, Florida. Resource Document: Radiological Environment.
1979
248
Estes Lake, York County, Maine.
1974
249
Estimating nutrient loadings of lakes from non-point sources /
1974
250
Estimating nutrient loadings of lakes from non-point sources /
1974
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