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Filtering by: Date issued sim 1971-07-12 Remove constraint Date issued sim: 1971-07-12 Degree Name Doctor of Philosophy (Ph.D.) Remove constraint Degree Name: Doctor of Philosophy (Ph.D.) Subject Herbicides Remove constraint Subject: Herbicides

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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