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Search Results for the EPA National Library Catalog
Items Found: 73
Showing: Items 1 - 50
Your Search: (SUBJECT=Ratios)
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Title
Year Published
1
A Fortran program for computing the pollutant standards index (PSI) /
1978
2
Air Pollution Indices in the United States and Canada - The Present Picture.
1976
3
Analysis of population exposure to air pollution in New York-New Jersey-Connecticut tri-State Region /
1976
4
Analysis of the Public Health and Welfare Effects of EPA Proposed Aircraft Noise Regulations.
1976
5
Aquatic-Biotic Community Structure as an Indicator of Pollution.
1972
6
Bacteriological Criteria for Market Oysters.
1960
7
BOD5/DO Ratio. A New Analytical Tool for Water Quality Evaluation.
1960
8
Carboxy Hemoglobin Formation Due to Transient Exposure to High Level Carbon Monoxide: Experimental Results and an Explanatory Model.
1994
9
Carboxyhemoglobin Formation due to Transient Exposure to High Level Carbon Monoxide: Experimental Results and an Explanatory Model.
1994
10
Cesium: Potassium Index of Food Web Structure and Biomagnification of Trace Elements in a Polluted Harbor of Southern California.
1987
11
Comparison of ambient NMHC/NOx ratios with NMHC/NOx ratios calculated from emission inventories /
1978
12
Comparison of some new and old indices and measurements of trophic state /
1979
13
Comparison of working level ratios in houses occupied by smokers and non-smokers /
1986
14
Control strategies for the activated sludge process /
1980
15
Critical Review of Air Pollution Index Systems in the United States and Canada.
1976
16
Determination of Mercury Content in a Shallow Firn Core from Summit, Greenland by Isotope Dilution Inductively Coupled Plasma Mass Spectrometry.
2003
17
Distribution and importance of phytoplankton in the Atchafalaya Basin /
1978
18
Distribution of phytoplankton in Arkansas Lakes /
1978
19
Distribution of phytoplankton in Florida lakes /
1978
20
Distribution of phytoplankton in Kansas lakes /
1979
21
Distribution of phytoplankton in Louisiana lakes /
1979
22
Distribution of phytoplankton in Missouri lakes /
1979
23
Distribution of phytoplankton in Nebraska lakes /
1979
24
Distribution of phytoplankton in North Carolina lakes /
1978
25
Distribution of phytoplankton in North Dakota lakes /
1979
26
Distribution of phytoplankton in Oklahoma lakes /
1979
27
Distribution of phytoplankton in Texas lakes /
1979
28
Distribution of phytoplankton in Utah lakes /
1979
29
Distribution of phytoplankton in West Virginia lakes /
1977
30
Effect of Carbon to Nitrogen Ratio on Activated Sludge Subsidence and Dewatering Characteristics.
1974
31
Effect of Temperature and Pore Size on the Hydraulic Properties and Flow of a Hydrocarbon Oil in the Subsurface.
1994
32
Effects of 4-ter-Octylphenol on Xenopus tropicalis in a Long Term Exposure.
2011
33
Effervescent Atomization at Low Air/Liquid Ratios.
1998
34
Environmental Indices for the Los Angeles Database.
1975
35
Evaluation of Ozone Exposure Indices for Relating Exposure to Plant Production and for Estimating Agricultural Losses.
1988
36
Evaluation of Ozone Exposure Indices in Exposure-Response Modeling (Journal Version).
1988
37
Feasibility of identifying mystery oil spills /
1981
38
Field measurement of denitrification /
1977
39
Guideline for public reporting of daily air quality : pollutant standards index (PSI) /
1976
40
Human scalp hair : an environmental exposure index for trace elements /
1978
41
Influence of Environmental Temperature on Sex-Ratios in the Tidewater Silverside, 'Menidia peninsulae' (Pisces: Atherinidae).
1987
42
Infrared Two Dimensional Image Analysis by Fourier Transform.
1970
43
Intensive Survey of the DuPage River Basin, 1983.
1988
44
Interim guidance on determination and use of water-effect ratios for metals /
1994
45
Lake and reservoir classification systems /
1979
46
Lake classification : a trophic characterization of Wisconsin lakes /
1975
47
Limnological and socioeconomic evaluation of lake restoration projects : approaches and preliminary results : workshop held 28 February-2 March 1978.
1979
48
Maximum utilization of water resources in a planned community : eutrophication potential of surface waters in a developing watershed /
1980
49
Modifications of models predicting trophic state of lakes : adjustment of models to account for the biological manifestations of nutrients /
1981
50
Numerical Index for Characterizing Data Set Separation.
1985
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