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Filtering by: Creator Stephenson, Jerry D. Remove constraint Creator: Stephenson, Jerry D. Degree Name Doctor of Philosophy (Ph.D.) Remove constraint Degree Name: Doctor of Philosophy (Ph.D.)

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  • Zoogeography and ecology of western Beaufort Sea polychaeta

    Creator:
    Bilyard, Gordon Richard
    Resource Type:
    Dissertation
    Full Text:
    . 7 Four clusters of stations (A, B, C, D) in the 57 western Beaufort Sea. 8 Station clusters

  • Yield and physiological responses of field-grown soybeans to elevated night temperatures

    Creator:
    Seddigh, Majid
    Resource Type:
    Dissertation
    Full Text:
    gratitude to Dr. Gary D. Jolliff, his major professor, for the invaluable advice and encour- agement he

  • Wildlife Health in Managed Forests : Immunity and Infectious Diseases in Wild Rodents of Oregon

    Creator:
    Hanselmann, Rhea
    Abstract:
    With continual and worldwide human population growth, our impact on the natural environment expands and intensifies every day. We consume natural resources, burn fossil fuels, and release toxic compounds into the air, water, and earth. We build roads that fragment the landscape, construct new settlements, and develop agricultural lands in...
    Resource Type:
    Dissertation
    Full Text:
    Representative Jerry Heidel, as well as former members Sally Hacker and Dan Edge. I appreciate you sharing your

  • Whole farm case studies : a how-to guide

    Creator:
    Murray, Helene
    Abstract:
    Calls for increased farmer involvement in research and extension programs have been numerous and well supported. One approach to integrate the collective knowledge and experience of agricultural scientists and farmers is through whole farm case studies (WFCS). An interdisciplinary team of 34 research and extension personnel at Oregon and Washington...
    Resource Type:
    Dissertation
    Full Text:
    Entomologist Bernadine Strik, OSU Extension Specialist, Small Fruit Donald D. Tapio, WSU Extension

  • Welfare Effects of the Federal Crop Insurance Program : The Sufficient Statistics Approach

    Creator:
    Yu, Jialing
    Abstract:
    The publicly subsidized Federal Crop Insurance Program has expanded rapidly in recent decades in the United States. With the reform in the 2014 Farm Bill, the Federal Crop Insurance Program has become the most important component of U.S. farm policies. The primary goal of the program is to provide risk...
    Resource Type:
    Dissertation
    Full Text:
    is a function of its price: D(𝜏). In Figure 2-11, y-axis represents the price of the insurance

  • Weight Stigma and Its Associations with Health Behaviors Among Older Adults

    Creator:
    Phibbs, Sandi Cleveland
    Abstract:
    Having excess weight carries a negative social stigma in the U.S. Previous research has shown that experiencing stigma has negative physical and mental health consequences. Few studies have examined how experiencing weight stigma might act as a barrier to engaging in healthy behaviors among older adults. The purpose of this...
    Resource Type:
    Dissertation
    Full Text:
    Jerry and Belva, you instilled in me a value for learning early and provided everything I needed to be

  • Wavelet analysis : linking multi-scalar pattern detection to ecological monitoring

    Creator:
    Anthony, Jill Ada Marie
    Abstract:
    Wavelet analysis is an analytical and modeling tool for optimizing sampling efficiency and accuracy, particularly in the context of designing long-term, large-scale monitoring plans. As a pattern analysis method that accommodates and preserves non-stationarity, wavelet analysis provides novel visualization and analytical capabilities for increased insight into interactions between multi-scalar heterogeneous...
    Resource Type:
    Dissertation
    Full Text:
    and how can I reach the most people with my story. Jerry Heidel saw me through the entire dissertation

  • Water relations in red and white clover seed crops

    Creator:
    Oliva, Ruben N.
    Abstract:
    Both red (Trifolium pratense L.) and white (Trifolium repens L.) clover seed yields can be highly variable and low in western Oregon. The objectives of this study were to: i) determine crop water requirements and supplemental irrigation timing, and ii) quantify the effects of soil and water status on inflorescence...
    Resource Type:
    Dissertation
    Full Text:
    Silverstein, the Snellings, and Peny Wolff. To my wife Beatriz and to our children, Julia, Jerry, Tina and

  • Water management effects on birdsfoot trefoil seed production

    Creator:
    García-Díaz, Carlos Alberto
    Abstract:
    There is no information available on water management of birdsfoot trefoil grown for seed. Information is also not available describing how to minimize seed losses due to shattering in order to obtain consistently high birdsfoot trefoil seed yields. The objectives of this research are to: (i) quantify crop water use,...
    Resource Type:
    Dissertation
    Full Text:
    , 1995, and 1996. Graph symbols 0, 0, D, II, A and indicate soil depths at 0.45, 0.65, 0.95, 1.25 1.60

  • Water and anion movement in selected soils of western Oregon

    Creator:
    Hammermeister, Dale P.
    Abstract:
    Experiments were carried out to study the movement of water and halide anions in perched water tables or saturated zones in the soil and upper rock mantle of eight different experimental sites located on low hills near the western border of the Willamette Valley. At each site the experimental procedure...
    Resource Type:
    Dissertation
    Full Text:
    Stephenson, 1973; Keeney, et al. 1971; Pappas, 1972; Morrill and Toler, 1973; Johnson, et al. 1976). Septic