Philip G. Koehler
Agricultural Research Service
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Publication
Featured researches published by Philip G. Koehler.
Journal of Entomological Science | 1995
Nancy C. Hinkle; Richard W. Wadleigh; Philip G. Koehler; Richard S. Patterson
Possible mechanisms of insecticide resistance were investigated in a known-resistant strain of cat fleas, Ctenocephalides felis Bouche. In the acetylcholinesterase study, ability of two insecticide...
Journal of Economic Entomology | 1997
Steven M. Valles; Philip G. Koehler; Richard J. Brenner
Journal of Economic Entomology | 1993
Charles A. Strong; Philip G. Koehler; Richard S. Patterson
Journal of Economic Entomology | 1986
L. M. El-Gazzar; J. Milio; Philip G. Koehler; Richard S. Patterson
Journal of Economic Entomology | 1989
Lisa A. Lemke; Philip G. Koehler; Richard S. Patterson
Journal of Economic Entomology | 1994
Jerome A. Hogsette; Philip G. Koehler
Journal of Economic Entomology | 1992
Bettina A. Moser; Philip G. Koehler; Richard S. Patterson
Journal of Economic Entomology | 1995
Nancy C. Hinkle; Philip G. Koehler; Richard S. Patterson
Journal of Economic Entomology | 1988
Richard J. Brenner; Philip G. Koehler; Richard S. Patterson
Journal of Medical Entomology | 1995
Nancy C. Hinkle; Philip G. Koehler; Richard S. Patterson