Assessment of the opportunity of modern cable yarders for application in New Zealand : a thesis submitted in partial fulfilment of the Master of Forestry Science, New Zealand School of Forestry, University of Canterbury, New Zealand / Thornton Campbell ; primary supervisor: Associate Professor Rien Visser ; assistant supervisor: Dr. Hunter Harrill.
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Materiálatiipa: | Oahppočájánas Elektrovnnalaš E-girji |