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Filtering by: Creator Biology Colloquium (10th : 1949 : Oregon State University). Remove constraint Creator: Biology Colloquium (10th : 1949 : Oregon State University). Academic Affiliation Botany and Plant Pathology Remove constraint Academic Affiliation: Botany and Plant Pathology

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  • The source area for coarse woody debris in small streams in western Oregon and Washington

    Creator:
    McDade, Mary Helen
    Abstract:
    Large organic debris has important biological and physical roles within the stream ecosystem. In order to determine the source area of large organic debris in streams, thirty-nine streams in the Cascade and Coast Ranges of Oregon and Washington were sampled. The distance from point-of-origin to channel was measured for thirty...
    Resource Type:
    Masters Thesis
    Full Text:
    Oregon and Washington by Mary Helen McDade A THESIS submitted to Oregon State University in partial

  • An analysis of montane forest vegetation on the east flank of the central Oregon Cascades

    Creator:
    West, Neil E.
    Abstract:
    Montane forest vegetation as it occurs on the east flank of the central Oregon Cascades has provided excellent conditions for a "natural experiment" in the use of various methodologies in studying vegetational distribution. This "experiment" has reflected on some theory and practice for the discipline of plant synecology. Detailed descriptions,...
    Resource Type:
    Dissertation
    Full Text:
    OREGON STATE UNIVERSITY in partial fulfillment of the requirements for the degree of DOCTOR OF

  • Permineralized Mesozoic Moss Gametophytes and their Implications for Bryophyte Evolution

    Creator:
    Bippus, Alexander C.
    Abstract:
    Mosses (Phylum Bryophyta) are widely considered to be among the most ancient groups of land plants (embryophytes) and they are the second most speciose embryophyte phylum with ~13,000 extant species. Despite their diversity and antiquity, mosses have a limited fossil record, which primarily consists of gametophytes entombed in Cenozoic amber....
    Resource Type:
    Dissertation
    Full Text:
    A DISSERTATION submitted to Oregon State University in