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Search Results for the EPA National Library Catalog
Items Found: 21
Showing: Items 1 - 21
Your Search: (AUTHOR=Spehar AND R AND L)
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Title
Year Published
1
Acute and chronic effects of water quality criteria based metal mixtures on three aquatic species
1985
2
Acute and chronic effects of water quality criteria based metal mixtures on three aquatic species /
1986
3
Acute and Chronic Effects of Water Quality Criteria-Based Metal Mixtures on Three Aquatic Species (Journal Version).
1986
4
Cadmium and zinc toxicity to Jordanella floridae /
1976
5
Derivation of site-specific water quality criteria for cadmium and the St. Louis River Basin, Duluth, Minnesota
1984
6
Derivation of site-specific water quality criteria for cadmium and the St. Louis River Basin, Duluth, Minnesota /
1984
7
Derivation of Site-Specific Water Quality Criteria for Cadmium and the St. Louis River Basin, Duluth, Minnesota.
1984
8
Effects of Kelthane and Pydrin on Early Life Stages of Fathead Minnows (Pimephales promelas) and Amphipods (Hyalella azteca).
1982
9
Effects of Pollution on Freshwater Fish.
1981
10
Effects of Pollution on Freshwater Fish.
1977
11
Effects of Pollution on Freshwater Fish.
1980
12
Effects of Pollution on Freshwater Fish.
1982
13
Effects of Pollution on Freshwater Fish.
1976
14
Effects of Pollution on Freshwater Fish.
1979
15
Effects of Pollution on Freshwater Fish.
1978
16
Effects of Pollution on Freshwater Organisms.
1987
17
Guidelines for conducting early life stage toxicity tests with Japanese medaka (Oryzias latipes) /
1991
18
Interim report on data and methods for assessment of 2, 3, 7, 8- tetrachlorodibenzo-p-dioxin risks to aquatic life and associated wildlife.
1993
19
Pentachlorophenol Toxicity to Amphipods and Fathead Minnows at Different Test pH Values.
1985
20
Toxicity and Bioaccumulation of Hexachlorocyclopentadiene, Hexachloronorbornadiene and Heptachloronorbornene in Larval and Early Juvenile Fathead Minnows, 'Pimephales promelas'.
1979
21
Toxicity of the Synthetic Pyrethroids, Permethrin and AC 222, 705 and Their Accumulation in Early Life Stages of Fathead Minnows and Snails.
1982
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