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Filtering by: Subject Lumbering -- Costs -- Mathematical models Creator Ledoux, Chris B.

Simulation of a helicopter yarding system in old growth forest stands

Creator:

LeDoux, Chris B.

Abstract:

Helicopter yarding systems have become a popular tool in removing timber from steep slopes, sensitive soils, limited access areas, and environmentally sensitive stands. Little is known about the system's dynamics. This study is part of a research project to explore "advanced" logging systems as to their economic efficiency and environmental...

Resource Type:

Masters Thesis
A simulation of the comparative costs and benefits of skyline strip thinning

Creator:

LeDoux, Chris B.

Abstract:

Strip thinning is recognized as a way of commercial thinning young-growth stands. strip thinning has been used worldwide. The purpose of this study was to explicitly evaluate the costs and benefits associated with skyline strip thinning in young Douglas-fir (Pseudotuqo menzesii Franco) stands in the Pacific Northwest and to compare...

Resource Type:

Dissertation