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Filtering by: Creator Wheeler, Edmund J. Remove constraint Creator: Wheeler, Edmund J. Decade 1960-1969 Remove constraint Decade: 1960-1969 Degree Name Master of Science (M.S.) Remove constraint Degree Name: Master of Science (M.S.)

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  • A phytochemical study of Achlys triphylla (Smith) DC., (Berberidaceae)

    Creator:
    Born, Alvin Edmund
    Abstract:
    Achlys triphylla, a member of a medicinally active family containing alkaloids, was examined phytochemically to determine its possible value as a source of medicinal agents. Pharmacological testing of the crude ethanol extract exhibited a competitive inhibition of acetylcholine and histamine. Purification of alkaloid 'A' from the crude ethanol extract and...
    Resource Type:
    Masters Thesis
    Full Text:
    ., (Berberidaceae) AN ABSTRACT OF THE THESIS OF Alvin Edmund Born for the (Name) M. S. (Degree) in

  • Investigations on the toxin of Taricha granulosa

    Creator:
    Brodie, Edmund D.
    Abstract:
    There are essentially no publications dealing with the skin toxin of Taricha granulosa. This study has undertaken investigations with this toxin in an attempt to determine its potency and its effect on the newt's potential predators. Test solutions were made by macerating a known volume of newt skin in a...
    Resource Type:
    Masters Thesis
    Full Text:
    ABSTRACT OF THE THESIS OF EDMUND DARRELL BRODIE, Jr. for the M. S. in Zoology (Name) (Degree) (Major

  • Effect of restriction of water intake on growth and feed consumption of broiler chickens

    Creator:
    Kellerup, Stanley Ulrick
    Abstract:
    A trial was conducted to determine the effects of increasing levels of water restriction on body weight, feed consumption, feed conversion and mortality of broiler chicks to eight weeks of age. In addition, the effects of water restriction on water:feed ratios, water consumption per pound of body weight and on...
    Resource Type:
    Masters Thesis
    Full Text:
    ACKNOWLEDGEMENTS The author is thankful to Dr. J. E. Parker, the major professor, whose guidance and help were

  • Fascioloidiasis of cattle, deer and elk in Oregon and southern Washington

    Creator:
    Dutson, Val J.
    Abstract:
    The biology, history and synonyms of reviewed and the known distribution given. Fascioloides magna were reviewed and the known distribution given. Studies have shown that Cervidae are the natural hosts and domestic ruminants the accidental hosts. The parasite is reportedly pathogenic to goats and sheep but causes severe tissue reactions...
    Resource Type:
    Masters Thesis
    Full Text:
    VAL J DUTSON for theE AN ABSTRACT OF M. S. ip%'"") THE

  • Experimental studies of Vierendeel beam analysis

    Creator:
    Russell, William Clyde
    Abstract:
    Fabricated steel beam specimens with rectangular holes cut in the webs were subjected to load tests to analyze the behavior of the modified section. Beam-depth to hole-depth ratio was in all cases 2.0; however, ratio of hole length to hole height varied from 2.0 to 3.0. The primary instrumentation of...
    Resource Type:
    Masters Thesis
    Full Text:
    Thomas J. McClellan and Dr. Harold I. Laursen. Joseph Grant, graduate student, contributed immensely

  • The effects of univalent cations on the inductive formation of nitrate reductase

    Creator:
    Nitsos, Ronald Eugene
    Abstract:
    An investigation was undertaken to determine whether potassium is indeed necessary for the in vivo synthesis of a specific protein. The effects of univalent cations on the inductive formation of nitrate reductase and on the level of activity of representative non-adaptive enzyme are presented. Cultures of Neurospora crassa were grown...
    Resource Type:
    Masters Thesis
    Full Text:
    wishes to express his sincere apprecia tion to Dr. Harold J. Evans for his encouragement and for his

  • Germination potential in monogerm seed of Beta vulgaris L.

    Creator:
    TeKrony, Dennis M.
    Abstract:
    The objective of this study was to investigate the low seed germination of 12 varieties of Oregon grown monogerm sugar beet, Beta vulgaris L., using several methods to determine the germination potential. The methods were: (1) X-ray radiograph examination, (2) standard laboratory germination following official rules, (3) laboratory germination by...
    Resource Type:
    Masters Thesis
    Full Text:
    TeKrony J ACKNOWLEDGMENT To the following persons, I wish to express my sincere appreciation and

  • Seed development in monogerm sugar beets (Beta vulgaris L.) as influenced by certain nutrients

    Creator:
    Schweitzer, Leland Ray
    Abstract:
    The influence of several fertilizer elements on the occurrence of underdeveloped seeds in monogerm sugar beets (Beta vulgaris L.) was studied. Lime (CaCO₃), nitrogen, phosphorus and potassium fertilizer applications were made to sugar beet seed plots at two locations in the Willamette Valley, Oregon. Seed produced from each treatment was...
    Resource Type:
    Masters Thesis
    Full Text:
    MONOGERM SUGAR BEETS (BETA VULGAR IS L.) AS INFLUENCED BY CERTAIN NUTRIENTS Abstract approved: J. R

  • Renewal and development of urban river-front occupance : the case of Albany, Oregon

    Creator:
    Frederick, James Jess
    Abstract:
    This thesis is concerned with riverfront land use in Albany, Oregon, and is addressed to the possibility of orderly development and redevelopment of the riverfront. It appraises the present situation particularly in regard to the renewal cycle and the problem of floods on the river borders. Finally this thesis provides...
    Resource Type:
    Masters Thesis
    Full Text:
    and assistance given by Professor J. Granville Jensen, through guidance and editorial review of this

  • The life history and ecology of Townsend's mole Scapanus townsendii (Bachman) in Tillamook County, Oregon

    Creator:
    Pedersen, Richard J.
    Abstract:
    Townsend's mole, Scapanus townsendii (Bachman), was studied by live trapping, dead trapping, and observation from July 1961, to July 1963, in Tillamook County, Oregon. This study was initiated at the request of Tillamook County farmers to determine biological facts that would assist them in their efforts to control this small...
    Resource Type:
    Masters Thesis
    Full Text:
    , Wheeler, Oregon, for allowing me the use of valuable laboratory space and equipment. Also, to Mr. Joe