pithless

adj.

无髓的，无力的；

Strength properties of Japanese cypress (Chamaecyparis obtusa) pithless lumber and small clear specimens sawn from a large diameter ...
Contribution to the Morphology and Anatomy of Guayule (Parthenium argentatum)
Morphology and anatomy of two Athyriaceae genera growing in Shandong
Effects of testing methods on characteristic properties of compression perpendicular to the grain of Douglas-fir [Pseudotsuga menzie...
Tree heights in the ring-formed years affect microfibril angles in the rings from juvenile to mature wood at breast height in hinoki...
The Song of the Demented Priest
大径丸太から採材された心去りヒノキ製材品および無欠点小試験体の強度性能
ヴェーダ祭式における痛みに対する共感について
信州産高樹齢カラマツ造林木の成長と材質
The Growth and Wood Quality of Aged Japanese Larch Trees Produced in Shinshu