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Filtering by: Creator Spyridakis, Dimitri E. Remove constraint Creator: Spyridakis, Dimitri E. Degree Field Botany and Plant Pathology Remove constraint Degree Field: Botany and Plant Pathology Resource Type Dissertation Remove constraint Resource Type: Dissertation

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  • Biology of sweet cherry powdery mildew

    Creator:
    Calabro, Jill M.
    Abstract:
    The Pacific Northwest has become one of the nation’s premier sweet cherry, Prunus avium, production areas. As production of sweet cherries has flourished in Oregon and Washington, so has powdery mildew, caused by the fungus Podosphaera clandestina, which infects both foliage and fruit causing severe economic damage to growers. Sweet...
    Resource Type:
    Dissertation
    Full Text:
    , grape powdery mildew, E. necator, can overwinter in buds in central California and Italy but

  • Epidemiology and population biology of Inonotus tomentosus as a pathogen of forests of British Columbia

    Creator:
    Lewis, Katherine JoAnn
    Abstract:
    The root disease fungus Inonotus tomentosus, common in the old growth boreal forests of British Columbia, poses a threat to the health of second growth forests established on sites with a previous history of root disease. Colonized stumps occur in groups of 1 to 6; the groups are clumped within...
    Resource Type:
    Dissertation
    Full Text:
    stump surfaces with E. weirii basidiospores were unsuccessful, but vegetative mycelium preparations

  • TonB-dependent outer-membrane proteins of Pseudomonas fluorescens : diverse and redundant roles in iron acquisition

    Creator:
    Hartney, Sierra L.
    Abstract:
    Pseudomonas is a diverse genus of Gram-negative bacteria that includes pathogens of plants, insects, and humans as well as environmental strains with no known pathogenicity. Pseudomonas fluorescens itself encompasses a heterologous group of bacteria that are prevalent in soil and on foliar and root surfaces of plants. Some strains of...
    Resource Type:
    Dissertation
    Full Text:
    : ______________________________________________________________ Joyce E. Loper Pseudomonas is a diverse genus of Gram-negative bacteria that includes