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Filtering by: Subject Sweet cherry -- Diseases and pests -- Control -- Oregon Remove constraint Subject: Sweet cherry -- Diseases and pests -- Control -- Oregon Degree Name Master of Science (M.S.) Remove constraint Degree Name: Master of Science (M.S.)

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  • 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:
    : PRE-BLOOM AND POST-BLOOM CONTROL OF THE OBLIQUEBANDED LEAFROLLER IN SWEET CHERRy.... 66 6.1

  • Cover crop effects on root rot of sweet corn and soil properties

    Creator:
    Miyazoe, Mikio
    Abstract:
    Root rot of sweet corn in western Oregon and Washington is a significant disease that can reduce yield of intolerant cultivars of processed sweet corn by fifty percent. Root rot is caused by a complex of soilborne organisms, including Drechslera sp., Phoma terrestris, and Pythium arrhenomanes. Processors have adopted tolerant...
    Resource Type:
    Masters Thesis
    Full Text:
    : _______________________________________________________________________ Alexandra G. Stone Root rot of sweet corn in western Oregon and Washington is a