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  • Pre-retirement expectancy and retirement reality as factors in the adjustment of Oregon State Highway Department older employees

    Creator:
    Simerville, Clara Louise
    Resource Type:
    Dissertation
    Full Text:
    occu- pations except agriculture are represented by the sample; there are fewer of class one and more

  • Geneticist L.C. Dunn : politics, activism, and community

    Creator:
    Gormley, Melinda (Melinda Brooke)
    Abstract:
    L. C. Dunn (1893-1974) spent most of his scientific career conducting research in developmental genetics as a member of the Zoology Department at Columbia University in the City of New York. He had an accomplished scientific career researching mutations in mice, which earned him respect from other geneticists and scientists....
    Resource Type:
    Dissertation
    Full Text:
    Microsoft Word - 00pretext _2_.doc AN ABSTRACT OF THE

  • A curricular model in ornamental horticulture for vocational agriculture in Oregon

    Creator:
    Loewen, Curtis Eugene
    Abstract:
    The central purpose of this study was to formulate and test a model for securing information from the ornamental horticultural industry that would provide a basis for curriculum development in vocational agriculture. In order to develop the model, it was necessary to accomplish the following: 1. Determine typical occupations in...
    Resource Type:
    Dissertation
    Full Text:
    vocational agriculture in Oregon AN ABSTRACT OF THE THESIS OF Curtis Eugene Loewen for the Doctor of

  • Addressing Data Resolution in Precision Agriculture

    Creator:
    Kelley, Jason
    Abstract:
    Irrigated agriculture constitutes the greatest consumptive water use globally, so that irrigation efficiency measures are an important part of global efforts to best utilize this limited resource. However, greater irrigation efficiency must be achieved while simultaneously maintaining or increasing crop yields and farming profitability. Incremental water use decisions are made...
    Resource Type:
    Dissertation
    Full Text:
    required to realize the full potential of precision agriculture

  • Dixy Lee Ray, marine biology, and the public understanding of science in the United States (1930-1970)

    Creator:
    Ellis, Erik
    Abstract:
    This dissertation focuses on the life of Dixy Lee Ray as it examines important developments in marine biology and biological oceanography during the mid twentieth century. In addition, Ray's key involvement in the public understanding of science movement of the 1950s and 1960s provides a larger social and cultural context...
    Resource Type:
    Dissertation
    Full Text:
    . NAS: Ad hoc committee on Marine Biology, Division of Biology and Agriculture. National Academy of

  • Second nature : domestication as experiment and metaphor in 20th century American psychobiology

    Creator:
    Blanchard, Nicholas
    Abstract:
    By 1900 domestication was a promising, if somewhat vexed, subject in biology. Volumes had been written about domestication, but little serious scientific inquiry was directed toward the phenomenon. Expertise lay with practical men, primarily breeders and fanciers. The bulk of scientific commentary on domestication came from anthropologists who derived theories...
    Resource Type:
    Dissertation
    Full Text:
    - BlanchardDissertationCompleteMike'sRevisions.docx   AN ABSTRACT OF THE DISSERTATION OF Nicholas Blanchard for the degree of Doctor of

  • Education of American research astronomers, 1876-1941

    Creator:
    Hall, Robert Dale, 1947-
    Abstract:
    The education (particularly graduate education) of Americans who were active in astronomical research between 1876 and 1941 is assessed for its effectiveness in preparing the astronomers for careers in research. This period contains three dynamic changes: the growth of American astronomy in becoming the world's leading community of astronomers, the...
    Resource Type:
    Dissertation
    Full Text:
    AN ABSTRACT OF THE DISSERTATION OF Robert Dale Hall for the

  • Opening Pandora's Box at the Roof of the World : The Past and Present of Avian Influenza Science

    Creator:
    Canavan, Barbara C.
    Abstract:
    By means of a case study and historical analysis, this dissertation examines the past and present of avian influenza. By integrating disconnected histories of human and animal influenza, this dissertation links historical insights with the concerns of contemporary avian flu science. It is not only a natural history of avian...
    Resource Type:
    Dissertation
    Full Text:
    more closely the role of humans in contemporary history through activities such as agriculture and

  • Rocks and reactors : an atomic interpretation of human rights, 1941-1979

    Creator:
    Richards, Linda Marie
    Abstract:
    The atomic age was enacted by many scientists as a way to realize health and human rights. Human rights were conceived in this context as rights to economic development, science education, and nuclear medicine. The United States Atomic Energy Commission (AEC) acted hand in hand with UN agencies and educators...
    Resource Type:
    Dissertation
    Full Text:
    Microsoft Word - RichardsLindaM2014.doc AN ABSTRACT OF

  • Karl Jordan : a life in systematics

    Creator:
    Johnson, Kristin Renee
    Abstract:
    Karl Jordan (1861-1959) was an extraordinarily productive entomologist who influenced the development of systematics, entomology, and naturalists' theoretical framework as well as their practice. He has been a figure in existing accounts of the naturalist tradition between 1890 and 1940 that have defended the relative contribution of naturalists to the...
    Resource Type:
    Dissertation
    Full Text:
    AN ABSTRACT OF THE DISSERTATION OF Kristin Renee Johnson for