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Filtering by: Advisor Corden, M. E. Remove constraint Advisor: Corden, M. E. Committee Member Simonson, G. H. Remove constraint Committee Member: Simonson, G. H.

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  • Mineralogical and chemical characteristics of western Oregon Andic soils

    Creator:
    Franklin, William Talbert
    Abstract:
    A study was conducted to determine the mineralogy and chemical properties of "Ando-like" western Oregon soils. The samples were collected from 13 sites which formed mainly from basaltic rocks, a contact metamorphic rock, sedimentary rocks, and alluvium derived from sedimentary rock and from volcanic rock. All samples contained small amounts...
    Resource Type:
    Dissertation
    Full Text:
    times, Drs. M. E. Harward, E. G. Knox, G. H. Simonson, H. En lows, R. A. Peekama, and E. Piepmeir

  • Stratigraphy and genesis of soils from volcanic ash in the Blue Mountains of Eastern Oregon

    Creator:
    Rai, Dhanpat, 1943-
    Abstract:
    Investigations were conducted to (1) determine the original pattern of deposition and thickness of ash in the Ochoco and Blue Mountain areas of Oregon, (2) determine if discontinuities exist in the parent material of these soils, (3) determine the degree of mixing of ash with other materials and evaluate reworking...
    Resource Type:
    Dissertation
    Full Text:
    Abstract approved: (Dr. M. E. Harward Investigations were conducted to (1) determine the original