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CLASSES OF TREES
PARTS OF A TREE SAP MOVEMENT
13 other sections not shown
acid air-dried American Lumber annual ring Arthur Koehler bark brown Bulletin cell walls cellulose Chapter chemical Chemistry chestnut color conifers creosote Cypress decay Department of Agriculture Dicotyledons durability Eduard Strasburger especially factory lumber Forest Products Laboratory fungi grade grain green growth Gymnosperms Hardwood Lumber hardwoods heart-wood hickory Hicoria humidity inch Kiln kiln-dried kinds of wood length lignin lumber manufacture material medullary rays moisture content osage orange parenchyma cells pine Pinus pith plain-sawed Plant Anatomy pulp quarter-sawed Quercus radial resin ducts sap-wood sawed Scattered seasoning shrinkage Shrinking and Swelling softwood soluble spring wood spruce stain substances summer wood surface TABLE tangential tannins temperature Text-book of Botany thick timber tissue tracheal vessels tracheids tree food tyloses United States Department usually vascular bundles veneer warping waste products weight white oak width wood fibers wood turpentine yard lumber yellow