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Search Results for the EPA National Library Catalog
Items Found: 29
Showing: Items 1 - 29
Your Search: (AUTHOR=Spehar AND D AND L)
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Title
Year Published
1
A rapid assessment of the toxicity of three chlorinated cyclodiene insecticide intermediates to fathead minnows /
1977
2
Acute and chronic effects of water quality criteria based metal mixtures on three aquatic species
1985
3
Acute and chronic effects of water quality criteria based metal mixtures on three aquatic species /
1986
4
Acute and Chronic Effects of Water Quality Criteria-Based Metal Mixtures on Three Aquatic Species (Journal Version).
1986
5
Cadmium and Zinc Toxicity to 'Jordanella floridae'.
1975
6
Cadmium and zinc toxicity to Jordanella floridae /
1976
7
Chronic Effects of Cadmium and Zinc Mixtures on Flagfish (Jordanella floridae).
1978
8
Comparative Toxicity of Arsenic Compounds and Their Accumulation in Invertebrates and Fish.
1980
9
Derivation of site-specific water quality criteria for cadmium and the St. Louis River Basin, Duluth, Minnesota
1984
10
Derivation of site-specific water quality criteria for cadmium and the St. Louis River Basin, Duluth, Minnesota /
1984
11
Derivation of Site-Specific Water Quality Criteria for Cadmium and the St. Louis River Basin, Duluth, Minnesota.
1984
12
Effects of Kelthane and Pydrin on Early Life Stages of Fathead Minnows (Pimephales promelas) and Amphipods (Hyalella azteca).
1982
13
Effects of Pollution on Freshwater Fish.
1982
14
Effects of Pollution on Freshwater Fish.
1981
15
Effects of Pollution on Freshwater Fish.
1978
16
Effects of Pollution on Freshwater Fish.
1976
17
Effects of Pollution on Freshwater Fish.
1979
18
Effects of Pollution on Freshwater Fish.
1977
19
Effects of Pollution on Freshwater Fish.
1980
20
Effects of Pollution on Freshwater Organisms.
1984
21
Effects of Pollution on Freshwater Organisms.
1985
22
Effects of Pollution on Freshwater Organisms.
1987
23
Effects of Pollution on Freshwater Organisms. Fate and Effects of Pollutants.
1986
24
Guidelines for conducting early life stage toxicity tests with Japanese medaka (Oryzias latipes) /
1991
25
Interim report on data and methods for assessment of 2, 3, 7, 8- tetrachlorodibenzo-p-dioxin risks to aquatic life and associated wildlife.
1993
26
Pentachlorophenol Toxicity to Amphipods and Fathead Minnows at Different Test pH Values.
1985
27
Toxicity and Bioaccumulation of Cadmium and Lead in Aquatic Invertebrates.
1978
28
Toxicity and Bioaccumulation of Hexachlorocyclopentadiene, Hexachloronorbornadiene and Heptachloronorbornene in Larval and Early Juvenile Fathead Minnows, 'Pimephales promelas'.
1979
29
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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