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Filtering by: Advisor Fisher, Glenn Collins Committee Member Jepson, Paul

Phenology and monitoring of the cabbage maggot, Delia radicum (L.), in brassica root crops

Creator:

Dreves, Amy J.

Abstract:

In Oregon’s northern Willamette Valley, cabbage maggot (CM), Delia radicum (L.) (Diptera: Anthomyiidae) often renders Brassica root crops unmarketable. Scheduled insecticides are the only current control. Studies were conducted to: 1) describe and characterize spring emergence of CM flies and their seasonal flight activity relative to degree-day (DD) accumulations; 2)...

Resource Type:

Dissertation

Full Text:

this doctorate possible. First to my advisor, Dr. Glenn Fisher, for his support, encouragement
Field and greenhouse studies with Acalymma and Diabrotica : protection of cucurbits with a kaolin-based particle film : feeding damage to cucumbers with and without cucurbitacin

Creator:

Reich, Joel A.

Abstract:

Research was conducted in the field and greenhouse to determine if a kaolinite-based particle film, Surround®, would reduce colonization and early season feeding damage in cucurbits by the Western Striped Cucumber Beetle, Acalymma trivitattum (Mannerheim). Greenhouse studies were designed to determine effect of particle film on cucumber dry weight production...

Resource Type:

Masters Thesis

Full Text:

and without Cucurbitacin. Abstract approved: Glenn C. Fisher Research was