LEADER 01548oam 2200433 a 450 001 9910699132503321 005 20230902162246.0 035 $a(CKB)5470000002400573 035 $a(OCoLC)464210596 035 $a(EXLCZ)995470000002400573 100 $a20091109d1975 ua 0 101 0 $aeng 135 $aurmn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aGuidelines for precommercial thinning of Douglas-fir$b[electronic resource] /$fDonald L. Reukema 210 1$aPortland, Or. (333 S.W. First Ave., Portland 97208) :$cUSDA Forest Service, Pacific Northwest Research Station,$d[1975] 215 $a1 online resource (10 pages) $cillustrations 225 1 $aGeneral technical report PNW ;$vGTR-30 300 $aTitle from PDF title screen (PNRS, viewed Aug. 25, 2009). 320 $aIncludes bibliographical references (pages 7-9). 410 0$aGeneral technical report PNW ;$v30. 606 $aDouglas fir 606 $aForest thinning 606 $aForest management 615 0$aDouglas fir. 615 0$aForest thinning. 615 0$aForest management. 700 $aReukema$b Donald L$01404437 712 02$aPacific Northwest Forest and Range Experiment Station (Portland, Or.) 712 02$aPacific Northwest Research Station (Portland, Or.) 801 0$bGPO 801 1$bGPO 801 2$bGPO 906 $aBOOK 912 $a9910699132503321 996 $aGuidelines for precommercial thinning of Douglas-fir$93478987 997 $aUNINA