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Filtering by: Creator Tollefson, Roger Academic Affiliation Entomology

Sampling methods and injury thresholds for western spotted cucumber beetle in snap beans

Creator:

Weinzierl, Richard Alan

Resource Type:

Dissertation

Full Text:

. Paul Koepsell, Dr. Roger Petersen, and Dr. Joe Zaerr, for their criticisms and suggestions concerning
Attractivity of plant volatiles and a semichemical-based bait to the western spotted cucumber beetle, Diabrotica undecimpunctata Mannerheim (Coleoptera: Chrysomelidae)

Creator:

Hongtrakul, Tawatchai

Abstract:

The adult western spotted cucumber beetle (WSCB), Diabrotica undecimpunctata undecimpunctata Mannerheim is considered a major pest of snap beans grown for processing in Western Oregon. Control consists of 1 or 2 insecticide sprays prior to harvest. A commercial semiochemical-based insecticide bait, Adios TIC®, 1.3% carbaryl + 5% buffalo gourd root...

Resource Type:

Masters Thesis

Full Text:

the Stahlbush Island Farms, Roger Hamlin of the Hamlin Farm and John Knauss for enabling me to