Proceedings of Pacific Regional Wood Anatomy Conference: October 1-7, 1984, Tsukuba, Ibaraki, Japan
26 pages matching growth ring in this book
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abnormal tissues adjacent to ray Annonaceae annual ring axial parenchyma basic density building pillar cambial cell wall cellulose Chloranthaceae compression crystal Dadswell diameter dicotyledons diffraction distribution earlywood electron eucalypts Faculty of Agriculture fiber length fibril angle Forest formation stage fossil woods frequency genera grain angle growth ring Harada hardwood heartwood height helical thickenings Hiroshi HARADA increase indented rings Japan Japan INTRODUCTION japonica Jomon Kyoto University latewood lattice LAURACEAE lesser known species lignin Liphschitz longitudinal Magnoliales MATERIALS AND METHODS measured microfibrils microscope microtome number of deformations observed Olacaceae parenchyma particleboards pattern perforation plates Picea pith radial ray cell position ray parenchyma cells rear space relationship resin RESULTS AND DISCUSSION ring number sapwood scalariform secondary wall sections showed softwood specimens stained stem structure Sugi tangential thickness timbers trabeculae tracheid length tracheids vacuoles variation vessel elements wood anatomy wood density wood identification xylem zone