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Filtering by: Creator Batchelor, Ronald F. Remove constraint Creator: Batchelor, Ronald F. Degree Name Master of Forestry (M.F.) Remove constraint Degree Name: Master of Forestry (M.F.)

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  • Production rates of skyline, balloon, and helicopter yarding systems from gross time study analysis

    Creator:
    Curtis, Richard James
    Abstract:
    This paper describes the analysis of data from a three-year gross time study of skyline, balloon, and helicopter yarding systems operating in Western Oregon. Data collection activities were designed and supervised by the Pacific Northwest Forest and Range Experiment Station, U.S.D.A. Forest Service. The specific logging systems studied were running...
    Resource Type:
    Masters Thesis
    Full Text:
    9 19 9 15 25 41 53 8 14 18 245 en 0 NORTH \ ~;'·,t;ir ~f- A ~:·, ...._ -'I

  • Overcoming the obstacles of effective photogrammetric mensuration

    Creator:
    Farnsworth, Blake Templeton
    Abstract:
    This paper includes a literature review of the methodologies invoked to surmount difficulties inherent with aerial photograph mensuration. The synopsis of early achievements is followed by a more intensive examination of experimental studies of the last decade, particularly the work on controlled scale photography. This report on the pursuit of...
    Resource Type:
    Capstone Project
    Full Text:
    a known value, then: io f the scale at the isocenter is 01 H at the principal point 0 f * cos(t