Browsing BIO Faculty Publications by Subject "Lethal Dose 50"

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Assessing the impact of triazine herbicides on organophosphate insecticide toxicity to the earthworm Eisenia fetida

Lydy, Michael J.; Linck, S. L. (Springer New York, 2003-10)

A standard Organization for Economic Cooperation and Development (OECD) filter paper test was used to assess the acute toxicity of chlorpyrifos, atrazine, cyanazine, and simazine to the earthworm Eisenia fetida. Acute ...
Diurnal fluctuations in toxicity in two fish species: Gambusia affinis and Notropis ludibundis

Walton, Wendy J.; Brown, Karen Lee; Lydy, Michael J. (Springer New York, 1997-09-01)

The most convenient and direct method for measuring toxic effects of chemicals on organisms is the acute LC50 test. Data obtained from these tests can provide both a rank order of chemical toxicity and relative susceptibilities ...
Response of genotypes of Hyalella azteca to zinc toxicity

Eisenhauer, J. B.; Sullivan, Karen Brown; Lydy, Michael J. (Springer New York, 1999-07)

Toxicity tests are most frequently conducted on organisms derived from laboratory cultures that have been reared for many generations following standardized protocols. The restricted density of laboratory populations and ...