Search Constraints

Start Over
Filtering by: Creator Mairs, John W. Remove constraint Creator: Mairs, John W. Location Willamette Valley, Oregon, United States, (Hypsographic) Remove constraint Location: Willamette Valley, Oregon, United States, (Hypsographic) Language English [eng] Remove constraint Language: English [eng]

Search Results

  • White-breasted nuthatch density and nesting ecology in oak woodlands of the Willamette Valley, Oregon

    Creator:
    Viste-Sparkman, Karen
    Abstract:
    Habitat loss causes a reduction in available resources for wildlife, alters the configuration of remaining habitat, and may isolate wildlife populations. White-breasted nuthatches (Sitta carolinensis) are experiencing long-term population declines in the Willamette Valley of Oregon, where they are historically associated with oak woodlands. As secondary cavity-nesters, white-breasted nuthatches may...
    Resource Type:
    Masters Thesis
    Full Text:
    i R r r w = = − Δ − Δ∑ , given the set of R models, where Δi is the difference between the

  • Subsistence variability in the Willamette Valley

    Creator:
    Havercroft, Francine M.
    Abstract:
    During the summer of 1981, Oregon State University archaeologically tested three prehistoric sites on the William L. Finley National Wildlife Refuge. Among the sites tested were typical Willamette Valley floodplain and adjacent upland sites. Most settlement-subsistence pattern models proposed for the Willamette Valley have been generated with data from the...
    Resource Type:
    Masters Thesis
    Full Text:
    , Michele Giammatteo, Dennis Griffin, John Hatch, Peter Holm, Chuck Kifer, Pete Kiigemagi, Duncan MacLeod

  • Landscape Genomics and Climatic Responses of Willamette Valley Alders

    Creator:
    Kral, George L.
    Abstract:
    The climate of the Pacific Northwest is in flux, and existing forest ecosystems are stressed and poised to shift in fundamental ways, with or without human intervention. This dissertation probes the nature of forest responses to environmental change through investigations of morphology and genetics of three species of alder co-occurring...
    Resource Type:
    Dissertation

  • Choices for the future: The Willamette Valley

    Creator:
    The Willamette Valley Livability Forum
    Abstract:
    Prepared for by the Willamette Valley Livability Forum. May 1999.
    Resource Type:
    Technical Report
    Full Text:
    Livable Oregon, Inc. Boards Governor John Kitzhaber (Robin McArthur-Phillips, alternate) Craig Lomnicki

  • The Willamette Valley choices for the future

    Creator:
    Lawrence Halprin & Associates
    Abstract:
    This book is an environmental primer for the people of the Willamette Valley. It sets forth basic principles showing how men's actions cause future consequences in the environment.
    Resource Type:
    Book
    Full Text:
    Prepared by : LAWRENCE HALPRIN & ASSOCIATES THE VALLEY FUTURE f/C{oJ 01 f-_3 UJf·i W