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Filtering by: Advisor Johnson, Linwood E. Remove constraint Advisor: Johnson, Linwood E. Decade 2010-2019 Remove constraint Decade: 2010-2019

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  • An evaluation of biological control of Linaria dalmatica with Mecinus janthinus in Oregon

    Creator:
    Park, Alexander
    Abstract:
    Dalmatian toadflax (Linaria dalmatica) has become a prolific invasive plant of rangelands in Oregon since its arrival in the early 20th century. In 2001, the Oregon Department of Agriculture initiated a release program promoting the distribution of the stem-boring weevil, Mecinus janthinus as classical biological control agent to reduce densities...
    Resource Type:
    Masters Thesis
    Full Text:
    : ______________________________________________________ Douglas E. Johnson Dalmatian toadflax (Linaria dalmatica) has become a prolific invasive

  • Rocky Mountain elk (Cervus elaphus nelsoni) behavior and movement in relation to lunar phases

    Creator:
    Woodside, Gail J.
    Abstract:
    Two small herds of Rocky Mountain (Cervus elaphus nelsoni) cow elk were, collared, observed, and spatially mapped for 10 continuous six day trials, conducted during 2008-2009. Five trials occurred during full moon periods and five trials during new moon periods. The elk were collared with 1 second interval GPS loggers...
    Resource Type:
    Masters Thesis
    Full Text:
    : _________________________________________________ Douglas E. Johnson Two small herds of Rocky Mountain (Cervus elaphus