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Creator:: Wilmot, Thomas Ray
Resource Type:: Masters Thesis
Full Text:: : SESIIDA,E) Abstract approv Redacted for privacy Glenn 8'611ins Fisher The biology of the strawberry

Creator:: Coop, Leonard Bryan
Abstract:: An investigation was conducted in 1980 and 1981 on the larval parasitoid complex of the orange tortrix, Argyrotaenia citrana (Fern.), a major contaminant in cane fruits (Rubus spp.) in the Pacific Northwest. A total of 13 parasitoid species were reared from 1,350 larvae predominantly collected from red raspberries in western...
Resource Type:: Masters Thesis
Full Text:: , Glenn Fisher, for his suggestions and support, both financial and moral, throughout this study. My

Creator:: Calkin, James D.
Abstract:: The shake and wash technique (samples placed in a jar with alcohol added and shaken to remove the mites) was effective in removing 100% of the predator mites, and adult spruce spider mites from Douglas-fir foliage and 98% of the spruce spider mite nymphs. Eighty-eight percent of the spruce spider...
Resource Type:: Masters Thesis
Full Text:: approved. Redacted for Privacy Abstract approved_ Jack DeAngelis Redacted for Privacy I/Glenn Fisher

Creator:: Drapek, Raymond James
Abstract:: The GRASS (V. 4.0) geographical information system (GIS) was used to test the hypothesis that pheromone trap based predictions of Helicoverpa zea (Boddie) damage in processed sweet corn could be improved by considering spatial patterns of corn plantings and wind blocking features around the trap. Wind blocking features include: tree...
Resource Type:: Dissertation
Full Text:: . Abstract Approved: Brian Croft Glenn Fisher The GRASS (V. 4.0) geographical information system (GIS) was

Creator:: Panasahatham, Sarote
Abstract:: The seasonal life history of the cereal stem moth (CSM), Ochsenheimeria vacculella Fischer von Roslerstamm, (Lepidoptera : Ochsenheimeriidae) was investigated in a commercial field of annual ryegrass in the Willamette Valley, OR from January 1993 to August 1994. Phenology of life stages, effect of temperature on eclosion, and development of...
Resource Type:: Masters Thesis
Full Text:: my major professor, Dr. Glenn C. Fisher who offered me the opportunity to continue my education at

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:: professor, Dr. Glenn C. Fisher for his advice and support both academically and personally throughout my

Creator:: Woods, Joanna L.
Abstract:: The twospotted spider mite, Tetranychus urticae Koch (Acari: Tetranychidae), is a worldwide pest of numerous agronomic and horticultural plants. Conservation biological control of this pest can be unreliable due to asynchrony of natural enemies and certain horticultural practices that have a direct or indirect affect on natural enemies and the...
Resource Type:: Masters Thesis
Full Text:: : _____________________________________________________________________ Glenn C. Fisher The twospotted spider mite, Tetranychus urticae Koch (Acari: Tetranychidae

Creator:: Viguers, Leslie M.
Abstract:: Leafhoppers (Homoptera: Cicadellidae) were surveyed in Western Oregon vineyards in 1999. Four sites were sampled for leafhoppers using a sticky trap method, and 29 vineyards were sampled for leafhoppers using a sweep net method in the summer of 1999. The sticky trap and sweep net methods were chosen based on...
Resource Type:: Masters Thesis
Full Text:: Sticky Traps and Sweep Net Methods. Abstract approved: ,..,' James R. Fisher! Glenn . Fish Leaffioppers

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