Skip to Main Content
U.S. Forest Service
Caring for the land and serving people

United States Department of Agriculture

Home > Search > Publication Information

  1. Degree-day accumulation related to the phenology of Douglas-fir tussock moth and white fir during five seasons of monitoring in southern Oregon.

    Share via EmailShare on FacebookShare on LinkedInShare on Twitter
    Dislike this pubLike this pub
    Author(s): Boyd E. Wickman
    Date: 1981
    Source: Res. Note PNW-RN-392. Portland, OR: U.S. Department of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station. 10 p
    Publication Series: Research Note (RN)
    Station: Pacific Northwest Research Station
    DOI: https://doi.org/10.2737/PNW-RN-392
    PDF: Download Publication  (124 KB)

    Description

    Heat units were accumulated during the spring and early summer for five seasons to relate degree-days to tussock moth and host tree phenology. Little variation in the pattern and date of the phenological events was found during the five seasons of monitoring near Fort Klamath, southern Oregon.

    Publication Notes

    • Visit PNW's Publication Request Page to request a hard copy of this publication.
    • We recommend that you also print this page and attach it to the printout of the article, to retain the full citation information.
    • This article was written and prepared by U.S. Government employees on official time, and is therefore in the public domain.

    Citation

    Wickman, Boyd E. 1981. Degree-day accumulation related to the phenology of Douglas-fir tussock moth and white fir during five seasons of monitoring in southern Oregon. Res. Note PNW-RN-392. Portland, OR: U.S. Department of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station. 10 p

    Cited

    Google Scholar

    Keywords

    Phenology, insect populations, bud burst, Douglas-fir tussock moth, Orgyia pseudotsugata, white fir, Abies concolor

    Related Search

    XML: View XML
Show More
Show Fewer
Jump to Top of Page
https://www.fs.usda.gov/treesearch/pubs/7653