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Douglas-fir (Pseudotsuga menziesii (Mirb.) Franco) is one of the world's most important and valuable timber trees. Its natural distribution in North America resembles an inverted V with uneven sides. From ...
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42. [Article] Wood and bark residues in Oregon : trends in their use
The forest-products industries are most important to the state of Oregon. Oregon leads the nation in the production of plywood, lumber, and particle board. More than half of softwood plywood production ...Citation -
This bibliography lists selected references useful to the forester in managing young forests in the Douglas-fir region. The references pertain to those management activities that are carried on in the ...
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44. [Article] Production and costs of cut-to-length thinning : experience from the Willamette Young Stand Project
Young Douglas-fir stands were commercially thinned to achieve vegetation- and wildlife-related objectives. Harvesting and forwarding production and costs were compared among three mechanized thinning treatments: ...Citation -
45. [Article] Skyline thinning production and costs : experience from the Willamette Young Stand Project
Production rates and costs for skyline harvesting were examined over a range of residual thinning intensities, operational methods, and sites. The sites included three stands of 40- to 50-yr-old Douglas-fir ...Citation -
46. [Article] Tractor thinning productivity and costs : experience from the Willamette Young Stand Project
Harvesting productivity rates and costs were determined for three silvicultural treatments used in commercial ground-based thinning of young stands to achieve timber management objectives and enhance wildlife ...Citation -
47. [Article] Riparian forest buffers on agricultural lands in the Oregon coast range : Beaver Creek riparian project as a case study
Riparian areas in the Pacific Northwest have traditionally been a source of natural resources, such as timber and grazing, and have been used as transportation corridors and homestead sites. A primary impact ...Citation