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Filtering by: Subject Swiss needle cast -- Coast Ranges Remove constraint Subject: Swiss needle cast -- Coast Ranges Contributor advisor sim Hansen, Everett M. Remove constraint Contributor advisor sim: Hansen, Everett M.

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  • 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:
    determined by the Coast Range, a moderately high range with 12 Figure 2.1. Location of the Swiss needle