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Filtering by: Subject Herbicides -- Oregon Remove constraint Subject: Herbicides -- Oregon Decade 1970-1979 Remove constraint Decade: 1970-1979 Degree Name Doctor of Philosophy (Ph.D.) Remove constraint Degree Name: Doctor of Philosophy (Ph.D.)

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  • How Oregon farmers select and use herbicides on wheat

    Creator:
    Fine, Richard Ray, 1939-
    Abstract:
    Questionnaires were used in a survey of Oregon farmers to determine how they select and use herbicides on wheat. Farmer's decisions were evaluated on the basis of their ability to: select the proper herbicide treatment for their weed problem and to make application at the proper time. Questionnaire scores indicated...
    Resource Type:
    Dissertation
    Full Text:
    appropriateness of the decisions regarding herbicide use by Oregon wheat producers on their 1970 crop. The second