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Search Results for the EPA National Library Catalog
Items Found: 2415
Showing: Items 1201 - 1250
Your Search: (SUBJECT=Inorganic)
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Title
Year Published
1201
Nitrogen and irrigation management to reduce return-flow pollution in the Columbia Basin /
1976
1202
Nitrogen and phosphorus in wastewater effluents, working paper no. 22, a prelim. analysis of Nat. Eutrophication Survey data collected during the 1972-73 sampling period.
1974
1203
Nitrogen and phosphorus losses from agronomy plots in North Alabama /
1974
1204
Nitrogen dioxide, time-concentration model to predict acute foliar injury /
1979
1205
Nitrogen in Industry.
1971
1206
Nitrogen Removal and Identification for Water Quality Control.
1971
1207
Nitrogen removal from wastewaters
1970
1208
Nitrogen Removal from Wastewaters.
1970
1209
Nitrogen Turnover in Impoundments.
1973
1210
Nitrogen-ammonia/nitrate/nitrite : water quality standards criteria summaries a compilation of state/federal criteria /
1988
1211
Nitrogenous compounds in the environment.
0
1212
Nonpoint Source Control Guidance, Construction Activities.
1976
1213
North Carolina barrier islands wastewater management : final environmental impact statement /
1984
1214
North Waubay Lake, Day County, South Dakota.
1976
1215
Northboro, Hudson, Maynard, and Billerica Impoundments, Worcester and Middlesex Counties, Massachusetts.
1975
1216
NTA and mercury in artificial stream systems /
1974
1217
Nutrient Enrichment of Runoff Waters by Soils. Phase I: Phosphorus Enrichment Potential of Urban Soils in the City of Madison.
1972
1218
Nutrient Limitation and Adaption of Microbial Populations to Chemical Transformations.
1986
1219
Nutrient Management. Supplement to the Journal of Soil and Water Conservation Volume 49, Number 2.
1994
1220
Nutrient Regeneration by Zooplankton in Southern Lake Huron.
1983
1221
Nutrient Removal from Wastewater by Physical-Chemical Processes.
1971
1222
Nutrient transport by sediment-water interaction.
1973
1223
Nutrient, bacterial, and virus control as related to ground-water contamination /
1977
1224
Nutrients from Tile Drainage Systems.
1971
1225
Nutritional Requirements of the Submerged Angio-Sperm 'Ruppia maritima' in Algae-Free Culture.
1984
1226
O'Shaughnessy Reservoir, Delaware County, Ohio.
1975
1227
O. C. Fisher (San Angelo) Reservoir, Tom Green County, Texas.
1977
1228
Occidental Chemical Company Swift Creek Chemical Complex, Hamilton County, Florida.
1978
1229
Occupational exposure to inorganic arsenic.
1974
1230
Occupational exposure to inorganic arsenic; criteria for recommended standard.
1975
1231
Occupational exposures to mists and vapours from strong inorganic acids, and other industrial chemicals.
1992
1232
Occurrence assessment for disinfectants and disinfection byproducts : phase 6A /
1992
1233
Ocean Disposal of Barge-Delivered Liquid and Solid Wastes from U.S. Coastal Cities.
1971
1234
Oceanographic Observations in the Georgia Bight: Data Report for R. V. EASTWARD Cruises E-13-73 (4-11 September) and E-19-73 (8-9 December 1973).
1975
1235
Oconomowoc Lake, Waukesha County, Wisconsin.
1975
1236
Okauchee Lake, Waukesha County, Wisconsin.
1975
1237
Old Ben Mine Reservoir, Franklin County, Illinois.
1975
1238
Olin Lake, LaGrange County, Indiana.
1976
1239
Oliver Lake, LaGrange County, Indiana.
1976
1240
On the Influence of Low-Concentration Nitrogen Dioxide on Living Organisms.
1970
1241
On-Line Colorimetric Analyzers for Monitoring Nitrate-Nitrite, Ammonia, Orthophosphorus and Total Hydrolyzable Phosphorus in Wastewater-Treatment Process Streams.
1974
1242
One Mgd Ion Exchange Plant for Removal of Nitrate from Well Water.
1984
1243
Optimization and evaluation of a microelectrolytic conductivity detector for the gas chromatographic determination of pesticide residues /
1976
1244
Oradell Reservoir, Bergen County, New Jersey.
1976
1245
Ordination of Aquatic Nematode Communities as Affected by Stream Water Quality.
1979
1246
Organic trace analysis /
1984
1247
Organotin Toxicity Studies Conducted with Selected Marine Organisms at EPA's Environmental Research Laboratory, Gulf Breeze, Florida.
1986
1248
Origin and Chemical Composition of Androscoggin River Foam.
1981
1249
Otter Lake, Cayuga County, New York.
1974
1250
Overland recycling system for animal waste treatment /
1979
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