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Filtering by: Subject Douglas fir beetle -- Washington (State), Western Remove constraint Subject: Douglas fir beetle -- Washington (State), Western Committee Member Daterman, Gary Remove constraint Committee Member: Daterman, Gary Subject Western larch -- Diseases and pests Remove constraint Subject: Western larch -- Diseases and pests

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  • Western larch resistance to Douglas-fir beetle attack

    Creator:
    Neal, Tiffany A.
    Abstract:
    Live western larch, Larix occidentalis Nutt., a tree species resistant to the Douglas-fir beetle, Dendroctonus pseudotsugae Hopkins, produces the monoterpene 3-carene in higher concentrations compared to Douglas-fir, the preferred host of D. pseudotsugae (Reed et al. 1986). The inhibitory effects on attraction to aggregation pheromones and toxicity of 3-carene to...
    Resource Type:
    Masters Thesis
    Full Text:
    relative resistance of live western larch to Douglas-fir beetle attack. lbe monoterpene 3-carene may