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Filtering by: Subject Douglas fir -- Diseases and pests -- Biological control Remove constraint Subject: Douglas fir -- Diseases and pests -- Biological control Degree Field Forest Products Remove constraint Degree Field: Forest Products

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  • Decomposition of Basamid in Douglas-fir heartwood

    Creator:
    Forsyth, Paul Griffin
    Abstract:
    Basamid^R (3,5-dimethy1-1,3,5,2H-tetrahydrothiadiazine- 2-thione) is a crystalline powder used as a soil sterilant. This fumigant acts in soil by decomposing to methylisothiocyanate (MITC), the primary active ingredient, as well as hydrogen sulfide, methylamine, and formaldehyde. In wood, Basamid decomposes too slowly to be efficacious against decay fungi unless amended with various...
    Resource Type:
    Dissertation

  • Fungal colonization of Douglas-fir sapwood

    Creator:
    Kang, Sung-Mo
    Abstract:
    The fungi that cause mold and stain of freshly sawn lumber result in millions of dollars in losses to the forest products industry. Stain and mold are typically prevented by either kiln drying or by application of a topical fungicide. While these treatments are effective, kiln drying is costly and...
    Resource Type:
    Masters Thesis
    Full Text:
    biological control. One problem with this approach on western wood species such as Douglas-fir is the lack