Effects of New Export Rules, a Spotted Owl Plan, and Recession on Timber Prices and Shipments from the Douglas-Fir Region. Research Paper PNW-RP-445
Flora Donald F.
Macginnis Wendy J.
Portland : U.S. Department of Agriculture, Forest Service, Pacific Northwest Research Station , 1992. - 15 s.: 3 obr., 3 tab.
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