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Search Results for the EPA National Library Catalog
Items Found: 1075
Showing: Items 251 - 300
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Title
Year Published
251
Determination of the environmental impact of several substitute chemicals in agriculturally affected wetlands /
1982
252
Determination of Volatile Organics in Industrial and Municipal Wastewaters.
1981
253
Determining tetrafluoroborates : an evaluation of the fluoroborate anion selective electrode /
1976
254
Determining the Relationship between Water Quality and Ulcerative Mycosis in Atlantic Menhaden.
1993
255
Development and evaluation of a real-time pH and conductivity rain monitor {Microfiche}
1987
256
Development and Evaluation of an Acid Precipitation Monitor for Fractional Event Sampling with Capability for Real-Time pH and Conductivity Measurement.
1990
257
Development of 'Giardia C.t' Values for the Surface Water Treatment Rule.
1993
258
Development of a Chemical Denitrification Process.
1970
259
Development of management guidelines to prevent pollution by irrigation return flow from rice fields /
1978
260
Development of method for semivolatile organic priority pollutants in fish /
1985
261
Development of Phosphate-Free Home Laundry Detergents.
1970
262
Development of the Industrial Combustion Emissions Model for Acid Rain Analyses.
1985
263
Development, Replicability and Modeling of Naturally Derived Microcosms.
1978
264
Developments in Chemical Treatment of Contaminated Soil.
1992
265
Dewatering of mine drainage sludge /
1971
266
Dewatering of mine drainage sludge.
1971
267
Diatoms: Powerful Indicators of Environmental Change.
1992
268
Dibutylphthalate Degradation in Estuarine and Freshwater Sites.
1984
269
Diel Flux of Dissolved Carbohydrate in a Salt Marsh and a Simulated Estuarine Ecosystem.
1982
270
Diethanolamine-Carbon Dioxide Buffer Produces Ethylene.
1980
271
Differential Pulse Polarography of Phenylarsine Oxide.
1978
272
Diffusivity of Bisulfide Ion in Aqueous Solution.
1972
273
Digital computer control of advanced waste treatment systems /
1977
274
Digital Systems for On-Site Collection for Water Quality Analysis.
1970
275
Dilute solution reactions of the nitrate ion as applied to water reclamation /
1968
276
Dilute spent kraft liquor filtration through wood chips /
1970
277
Direct/delayed response project : field operations and quality assurance report for soil sampling and preparation in the Northeastern United States. Volume I, Sampling /
1987
278
Direct/delayed response project : quality assurance plan for soil sampling, preparation, and analysis /
1987
279
Direct/Delayed Response Project: Field Operations and Quality Assurance Report for Soil Sampling in the Mid-Appalachian Region of the United States.
1990
280
Disinfection efficiency and residual toxicity of several wastewater disinfectants. Volume II. Wyoming, Michigan /
1977
281
Disinfection of Drinking Water.
1979
282
Disinfection of Sewage Effluents.
1973
283
Disinfection of Viruses in Water by Ozone.
1979
284
Dissolution and crystalization of calcium sulfite platelets /
1987
285
Dissolved air flotation treatment of Gulf shrimp cannery wastewater /
1979
286
Dissolved Organic Carbon and Sulfate Sorption by Spodosol Mineral Horizons.
1992
287
Distribution of Hydrophobic Ionogenic Organic Compounds between Octanol and Water: Organic Acids.
1990
288
DNA (Deoxyribonucleic Acid) Adsorption to Soils and Sediments.
1988
289
Dry caustic peeling of clingstone peaches on a commercial scale /
1974
290
Eastern Lake Survey - Phase II : National Stream Survey - Phase I : processing laboratory operations report : project summary.
1990
291
Eastern lake survey, phase I : field operations report.
1986
292
Eastern lake survey-phase II : national stream survey-phase I : processing laboratory operations report /
1990
293
Eastern lake survey-phase II. National stream survey-phase I : processing laboratory operations report.
1989
294
ECO Update: Selecting and Using Reference Information in Superfund Ecological Risk Assessments. Volume 2, Number 4, September 1994.
1994
295
Ecological Effects of Experimental Acidification on a Stream Ecosystem.
1984
296
Economic Impact of Change in pH Regulation, R76-21.
1978
297
Economic Impact of Dissolved Solids Regulation Upon the Coal Mining Industry (R76-7).
1978
298
Effect of Added Water and Acidity of Simulated Rain on Growth of Field-Grown Radish.
1982
299
Effect of beta-Cyclodextrin on Mucochloric Acid and 3-Chloro-4-(dichloromethyl)-5-hydrox-2(5H)-furanone.
1991
300
Effect of Bromide Ion on Formation of HAAs during Chlorination.
1993
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