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Sources and Definitions
Data Sources
USFS - Kris Sells and Fred Zensen
BLM - Bill Hatton
State - Freedom Martinmaas and Joan Tenny
Local Government, Industry, and Non-Industrial Private - Gary Lettman, ODF
Native American Lands-
  • Darren Cagley (Coquille)
  • Jeff Nepstad (Grand Ronde)
  • Mari Kramer (Siletz)
  • Tom Haberstroh (Umatilla)
  • Doug Manion (Warm Springs)

U.S. Park Service - Wayne Hill
U.S. Fish and wildlife - Carmella LeCompte
Oregon Parks and Recreation - Amy Gillette
Oregon Department of Transportation - Jeff Greiner       
Oregon Department of Fish and Wildlife - Karen Tofte
Oregon Department of Higher Education - Dave Lysne

Term Definitions
Clearcutting: A silvicultural practice which removes all, or nearly all, trees in a stand in a single cutting and replaces the stand by other silvicultural practices.
Forest Land: Land at least 10% stocked by live trees or land formerly having such cover and not currently developed for nonforest use.
Other Forest Land: Forest land incapable of producing 20 cubic feet per acre per year of industrial wood because of adverse site conditions such a sterile soils, dry climate, poor drainage, high elevation, steepness, or rockiness.  Includes USFS, "technically not suitable lands"
Partial Cutting: The removal of only some of the trees by any silvicultural method from a stand.  Examples  of partial cutting include shelterwood, seed tree, selective, preparation, intermediate, improvement and salvage cuts.
Per Acre Material (PAM): Piled unmerchantable timber
Timber Land: Forest land capable of producing 20 cubic feet or more per acre per year of industrial wood and not withdrawn from timber utilization.  Includes USFS, "suitable lands" and is used to calculate the ASQ. Includes BLM's PSQ, Matrix and Adaptive Management Areas
Reserved Timber Land: Private or Public land withdrawn from timber production or utilization but which otherwise qualifies as timber land.  Public lands withdrawn or deferred through statute, ordinance or administrative order.  Includes USFS "withdrawn" and "not appropriate" lands.  Includes BLM's Other forest land.