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  1. 1
    by Black, Russell John
    Published 1977
    Thesis Book
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    Mechanisation of production thinning : [dissertation for B.For.Sc.] /
  2. 2
    by Douglass, Ralph
    Published 1979
    Thesis Book
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    Investigation into cycle and rigging time standards for the Timbermaster and Wilhaul light thinning haulers : downhill extraction : a dissertation presented in partial fulfilment of the requirements for the degree of Bachelor of Forestry Science /
  3. 3
    by Ashby, H. C. (Harold Clive)
    Published 1988
    Thesis Book
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    Comparison of a mechanised verses [i.e. versus] motor-manual processing system in 15 year old radiata thinnings : a dissertation submitted in partial fulfilment of the requirements for the degree of Bachelor of Forestry Science in the University of Canterbury /
  4. 4
    by Lageson, Håkan
    Published 1996
    Thesis Book
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    Thinning from below or above? : implications on operational efficiency and residual stand /

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