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Longitudinal Change of Dynamic Modulus of Elasticity and Quality Evaluation by a Non-destructive Method in Todomatsu（Abies sachalinensis）Plus Trees
todomatsu stress wave velocity standing tree dynamic modulus of elasticity
2009/3/6
Longitudinal changes of dynamic modulus of elasticity values (Efr) of logs for todomatsu (Abies sachalinensis) were investigated to clarify the best vertical region of the stem (height from ground lev...
Changes in Bending Properties and Shrinkage of Kiln Dried Todomatsu（Abies sachalinensis）Wetwood
wetwood static bending properties impact bending properties shrinkage high temperature drying
2009/3/4
Changes in bending properties and shrinkage of heat-treated todomatsu (Abies sachalinensis Mast.) wetwood were investigated. Specimens having dimensions of 7 mm(R)×7 mm(T)×115 mm(L) and 30 mm(R)×30 mm...
Longitudinal Changes of Basic Density and Non-Destructive Quality Evaluation Using the Pilodyn in Todomatsu（Abies sachalinensis）Plus Tree Clones
todomatsu clone longitudinal change basic density Pilodyn penetration
2009/3/4
The longitudinal changes in the basic density of disks (mean Bd) of todomatsu (Abies sachalinensis) were investigated using plus-tree clones and breeding-material clones. The relationship between Pilo...