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Filtering by: Creator Wheeler, Greg Remove constraint Creator: Wheeler, Greg Advisor Hansen, Everett M. Remove constraint Advisor: Hansen, Everett M. Non-Academic Affiliation Oregon State University. Graduate School Remove constraint Non-Academic Affiliation: Oregon State University. Graduate School

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  • Susceptibility of Pacific yew (Taxus brevifolia Nutt.) to Phytophthora lateralis

    Creator:
    Murray, Marion S.
    Abstract:
    In 1991 Pacific yew (Taxus brevifolia Nutt.) was reported as a new host for Phytophthora lateralis Tucker and Milbrath which is an aggressive root rot pathogen thought previously to be specific to Port-Orford-cedar. This study was designed to compare the pathogenicity of P. lateralis on the two hosts, and to...
    Resource Type:
    Masters Thesis
    Full Text:
    , in particular Greg DeNitto and John Kliejunas. Thanks go to Nick Wheeler and Will Littke at

  • Distribution and prediction of Swiss needle cast of Douglas-fir in coastal Oregon

    Creator:
    Rosso, Pablo H.
    Abstract:
    This study was directed to improve our understanding of the ecology of Swiss needle cast (SNC) of Douglas-fir, a disease that produces extensive damage to forests and plantation in the coastal region of Oregon and Washington. A disease prediction model for the coastal area of Oregon was built by establishing...
    Resource Type:
    Dissertation
    Full Text:
    others. All the good teachers and colleagues: Barbara Bond, Fred Ramsey, Greg Filip, Chris Daly, George