Log Defects in Southern HardwoodsU.S. Department of Agriculture, Southern Forest Experiment Station, Forest Service, 1950 - Hardwoods - 37 pages |
Other editions - View all
Common terms and phrases
ambrosia beetles ashes bark distortions bark pockets bird peck Black tupelo bole borer burl butt bulge butt scar butt swell callus tissue cause cedar elm chestnut oak conk cottonwood cull deduction cull section deeply buried defects in factory Definition disregarded in local-use dote double pith factory logs FIGURE fork grades grub channels hardwood hardwood timber heart center heartwood hickories Honeylocust imperfections inch in diameter insect-caused knot large knot local-use logs log abnormalities log defects log surface abnormalities loose heart Low bumps lumber defects magnolias Northern red oak overcup overcup oak overgrown overgrowths pecan poor sites ring shake rotten sapsuckers sapwood scalable defects scaled seam Significance small knots sound southern red species split spot worm standing timber swamp sweetgum taper tie and timber timber and local-use timber logs tion tupelo type of log usually water oaks white oak wood blemishes worm holes wounds yellow-poplar