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Variability in Older Forest Structure in Western Oregon. Nathan Poage USDA Forest Service PNW Research Station RMP Program. Western Mensurationists’ Meeting Fortuna, California June 19, 2006. Report = http://fresc.usgs.gov/products/papers/1445_Poage.pdf
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Variability in Older Forest Structure in Western Oregon Nathan Poage USDA Forest Service PNW Research Station RMP Program Western Mensurationists’ Meeting Fortuna, California June 19, 2006 Report = http://fresc.usgs.gov/products/papers/1445_Poage.pdf Data = http://fresc.usgs.gov/ArcIMS/Website/lsog/viewer.htm
Northwest Forest Plan Land Use Allocations Late-Successional Reserves (LSRs) 7,533,000 ac Congressionally Reserved Areas 7,320,600 acMatrix 3,975,300 acRiparian Reserves 2,627,500 acAdaptive Management Areas 1,521,800 acAdministrative Withdrawn Areas 1,477,100 ac Total = 24,455,300 ac LSRs shownin yellow.
What are “legitimate” structural targets for young,managed stands in Late-Successional Reserves? CurrentStructure ? ? ? ?
Portland Oregon OR090-TS86-014 (eug\tc85\e04388) and photo (d_postdoc\d_bigtree\d_airphoto\site_092\2000-13-43.1-2.jpg) Poage and Tappeiner (2005) Tree species and size structure of old-growth forests in central western Oregon, USA. Forest Ecology and Management 204:329-343. Unit 1 (48 acres)
BLM District (04 = Eugene) Sale Number Sub-Sale Number Species Code (01 = Douglas-fir) 888888888804388 010178000095 0210 204388011 12 2 6 6 304388011 12 3 6 6 6 204388011 16 3 5 6 6 104388011 16 4 5 6 6 6 204388011 16 6 5 6 6 6 6 6 104388011 20 4 5 5 6 6 104388011 20 5 5 5 5 6 6 204388011 20 6 5 5 5 6 6 6 4 Diameter Class (4 inch classes) Number of 16-foot Logs Log Grades (if graded) Number of Trees in Sub-Sale Fitting This Diameter and Log Grade Description