Factors affecting haul cycle productivity of indigenous aerial harvesting operations
- Author: Feast, G.W.
- Document Type: Thesis (M. For. Sc.)
- Period: ca 1995 - 97
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Searched: Helicopter Logging in Keywords
Helicopter logging trial, second crop kauri, Russell Forest
- Author: Halkett, J.C., Cooper, T.J.
- Document Type: Numerical data, Data sheets
- Period: 1997-1984
Photos: kauri wood use, helicopter logging
- Author: Cooper, T.J.
- Period: Undated. ?1970s
Podocarp planting after windfall salvage by helicopter
- Author: Bathgate, J.L.
- Document Type: Plans, Data sheets
- Period: 1982