Concepedia

Author

Clarence A. Callahan

Environmental Protection Agency

Also Known As

Clarence A. Callahan

10

Publications

231

Citations

6

H-Index

29

Concepts

All Affiliations

Environmental Protection AgencyCorvallis Environmental CenterIowa State University
CA

About

Clarence A. Callahan is an author at Environmental Protection Agency specializing in environmental toxicology, toxicology, and ecotoxicology.

Top Concepts

#ConceptH-IndexPublicationsCitations

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Engineering

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Health Sciences

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1

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Medicine

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Allergy

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Environmental Engineering

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Clarence A. Callahan

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6

Publications

222

Citations

6

H-Index

YearCitations

Growth and reproduction of the earthworm Eisenia fetida exposed to sublethal concentrations of organic chemicals

Edward F. Neuhauser, Clarence A. Callahan

Soil Biology and Biochemistry

1990

68

On-site methods for assessing chemical impact on the soil environment using earthworms: A case study at the baird and McGuire Superfund Site, Holbrook, Massachusetts

Clarence A. Callahan, Charles A. Menzie, David E. Burmaster,

Environmental Toxicology and Chemistry

1991

41

Assessment of methods for estimating ecological risk in the terrestrial component: A case study at the baird & mcguire superfund site in holbrook, massachusetts

Charles A. Menzie, David E. Burmaster, Jonathan S. Freshman,

Environmental Toxicology and Chemistry

1992

37

Non-invasive electrophysiological monitoring: A sensitive method for detecting sublethal neurotoxicity in earthworms

Charles D. Drewes, E. P. Vining, Clarence A. Callahan

Environmental Toxicology and Chemistry

1984

31

sublethal neurotoxic effects of the fungicide benomyl on earthworms (<i>Eisenia fetida</i>)

Charles D. Drewes, Mark J. Zoran, Clarence A. Callahan

Pesticide Science

1987

25

The impact of broadly applied effluent phosphorus standards on eutrophication control

Jack H. Gakstatter, Alfred F. Bartsch, Clarence A. Callahan

Water Resources Research

1978

20

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