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Filtering by: Subject Strawberries -- Diseases and pests Committee Member Fisher, Glenn Decade 2000-2009 Subject Choristoneura -- Control -- Oregon

Biology and management of the obliquebanded leafroller, Choristoneura rosaceana (Harris) (Lepidoptera: Tortricidae), in sweet cherry

Creator:

Omeg, Michael Kent

Abstract:

The seasonal biology of the obliquebanded leafroller, Choristoneura rosaceana (Harris), was studied to improve its management in Mid-Columbia area sweet cherry orchards. Overwintering OBLR larvae began to emerge from hibernacula at bud stage 2 (side green). Most overwintering larvae emerged from hibernacula within three weeks of first bud swell and...

Resource Type:

Masters Thesis

Full Text:

the United States and southern Canada (Chapman and Lienk 1971). OBLR is a pest in many cropping