Index Catalog // ScholarsArchive@OSU

Start Over

Filtering by: Committee Member Appleby, Arnold Advisor Croft, Brian A. Degree Level Master's

Effects of early season immigration on acaricide resistance of Tetranychus urticae Koch on strawberry in the California Pajaro and Salinas valleys

Creator:

Miller, Richard W. (Richard William), 1958-

Abstract:

In the Pajaro Valley near Watsonville, California, twospotted spider mite (Tetranychus urticae Koch) populations were surveyed in 1983 and '84 to detect the influence of immigrants from nursery plants or surrounding vegetation on subsequent resistance development to cyhexatin and formetanate in strawberry fields. Susceptible mites (cyhexatin LC50 = 0.0039 %...

Resource Type:

Masters Thesis

Full Text:

, Peter Westigard, Richard Converse and Arnold Appleby for their valuable advice and criticisms
Monitoring insecticide resistance of the western tentiform leafminer Phyllonorycter elmaella (Doganlar and Mutuura) (Lepidoptera: Gracillariidae) in northern Oregon

Creator:

Shearer, Peter W.

Resource Type:

Masters Thesis

Full Text:

. Thanks to Dr. Porter. B. Lombard and Dr. Arnold P. Appleby for serving on my graduate committee. I am