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  • Bees Associated with Linden (Tilia spp.) Trees and their Susceptibility to Toxic Sugars in Nectar

    Creator:
    Argoti, Adriana G.
    Abstract:
    Bees provide critical pollination services to diverse agricultural crops, native plants and trees. Globally, there are reports of bee declines which have been attributed to diseases, exposure to pesticides and changes in land use that are believed to have led to a reduction in foraging resources and nesting habitats for...
    Resource Type:
    Masters Thesis
    Full Text:
    . Ramesh Sagili, Dr. Russ Karow and Dr. Bill Boggess for serving on my committee, and for providing me

  • A cost effectiveness analysis of actions to reduce stream temperature : a case study of the Mohawk watershed

    Creator:
    Mooney, Sian, 1965-
    Abstract:
    The concept of ecosystem management requires that management prescriptions account for economic and environmental goals that are measured in non-commensurate units. This study examines the economic and environmental trade-offs associated with planting a riparian buffer in trees to reduce stream temperatures in the Mohawk watershed, Oregon. The detrimental effects of...
    Resource Type:
    Dissertation
    Full Text:
    . Bill Boggess, Dr. Becky Johnson, Dr. Steve Polasky, Dr. John Tanaka and Dr. Floyd Bodyfelt for serving

  • A spatially explicit model for allocating conservation efforts : the Grand Ronde River basin, Oregon

    Creator:
    Watanabe, Michio
    Abstract:
    The spatial and dynamic pattern of landscape changes has a profound effect on the supply of environmental services, including the provision of habitat for fish and wildlife. Spatial heterogeneity is a common feature of landscapes in the Pacific Northwest, most notably in areas important to the production of salmonid fish...
    Resource Type:
    Masters Thesis
    Full Text:
    : Dr. JunJie Wu, Dr. Bill Boggess, Dr. John Bolte, Mr. Matt Cox, Dr. Joe Ebersole, Dr. Rolf Fare, Dr

  • Alternative greenhouse tomato production system

    Creator:
    Albahouh, Muhammed S.
    Abstract:
    The closed insulated pallet system (CIPS) was evaluated for growth, yield, and fruit quality of tomato genotypes with determinate growth habit. Plants were irrigated with several levels of sodium chloride (NaCl) salinized water. Tomato growth and yield were significantly greater in CIPS than in conventional surface-irrigated containers, regardless of irrigation...
    Resource Type:
    Dissertation
    Full Text:
    , Drs Bill Mansour, Robert Linderman, George Clough, and William Boggess, the Graduate School