Hla461 发表于 2025-3-28 14:35:54
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Managing for Wood Qualityer transmission poles. Long spans, made possible by the high strength and stiffness of Douglas-fir, allowed architects to create distinctive open interior spaces. Several mills specialized in beams up to 185 feet (57 meters (m)) long and several feet deep. The fine grain and infrequent knots in larg无思维能力 发表于 2025-3-29 02:29:11
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Book 2003k addresses two aspects of the compatibility issue. First, how are various forest management practices related to an array of associated goods and services? Second, how do different approaches to forest management affect relatively large and complex ecosystems?ELUC 发表于 2025-3-29 10:12:15
1568-1319 ds and services? Second, how do different approaches to forest management affect relatively large and complex ecosystems?978-90-481-6388-5978-94-017-0309-3Series ISSN 1568-1319 Series E-ISSN 2352-3956记成蚂蚁 发表于 2025-3-29 15:08:25
Liguo Zhang,Yu Chen,Andrew S. Belmontritish Columbia north of Vancouver Island to southeastern Alaska) is in a relatively undisturbed, natural state. The forest from Vancouver Island, British Columbia to northern California contains some of the world’s most valuable and productive commercial timberlands. An important subset of the PNWsacrum 发表于 2025-3-29 16:53:25
Liguo Zhang,Yu Chen,Andrew S. Belmontree growth, and timber production? How does red alder influence food and habitat for fish and wildlife? How does red alder function in stream and riparian habitats? Does red alder influence forest ecosystem diversity and productivity?AXIS 发表于 2025-3-29 23:45:44
Driven Nonlinear Interferometers,t is now just one of many objectives for regional forests (Kohm and Franklin 1997). Because management objectives and silvicultural practices are intertwined (Baker 1934, Daniel et al. 1979), this broadening of objectives is accompanied by a broadening of practices. Whereas earlier silvicultural pra壮观的游行 发表于 2025-3-30 02:05:05
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Dilip Kumar,R. B. Singh,Ranjeet Kaurer transmission poles. Long spans, made possible by the high strength and stiffness of Douglas-fir, allowed architects to create distinctive open interior spaces. Several mills specialized in beams up to 185 feet (57 meters (m)) long and several feet deep. The fine grain and infrequent knots in larg