LEADER 01549nam 2200397 a 450 001 9910699131703321 005 20230902162203.0 035 $a(CKB)5470000002400581 035 $a(OCoLC)464227794 035 $a(EXLCZ)995470000002400581 100 $a20091109d1983 ua 0 101 0 $aeng 135 $aurmn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aProcedures for establishing and maintaining permanent plots for silvicultural and yield research$b[electronic resource] /$fRobert O. Curtis 210 1$a[Portland, Or.] :$cU.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station,$d[1983] 215 $a1 online resource (56 pages) $cillustrations 225 1 $aGeneral technical report PNW ;$v155 300 $aTitle from PDF title screen (PNRS, viewed Aug. 25, 2009). 300 $a"September 1983." 320 $aIncludes bibliographical references (pages 41-45). 410 0$aGeneral technical report PNW ;$v155. 606 $aForest site quality$zUnited States 606 $aTree crops$zUnited States 615 0$aForest site quality 615 0$aTree crops 700 $aCurtis$b Robert O$058619 712 02$aPacific Northwest Forest and Range Experiment Station (Portland, Or.) 801 0$bGPO 801 1$bGPO 906 $aBOOK 912 $a9910699131703321 996 $aProcedures for establishing and maintaining permanent plots for silvicultural and yield research$93524365 997 $aUNINA