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Filtering by: Advisor Williams, Daniel P. Remove constraint Advisor: Williams, Daniel P. Committee Member Berry, Ralph E. Remove constraint Committee Member: Berry, Ralph E.

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  • Population dynamics of the cinnabar moth, Tyria jacobaeae (Lepidoptera: Arctiidae)

    Creator:
    Isaacson, Dennis
    Abstract:
    The dynamics of a field population of the cinnabar moth, Tyria jacobaeae L., were studied near Jordan, Linn County, Oregon. In both 1970 and 1971 larval populations were so large that all foliage of the host weed, tansy ragwort, Senecio jacobaea L., was consumed. The ensuing starvation accounted for the...
    Resource Type:
    Masters Thesis
    Full Text:
    , Oregon, for his valuable suggestions regarding the laboratory phase of this project. Dr. William P