abbr.胸高直径(diameteratbreastheight等于dbhd.b.h.)
网络 胸径(diameter at breast height); 起伐胸径; 方内所有胸径
There are significant difference among DBH, height and volume.
地径、胸径、材积之间存在显著差异。
5-years, and DBH, height, stem volume, wood density and bark thickness at 10.
5年生胸径、树高、材积、木材密度和树皮厚度的遗传变异进行了研究,结果表明:10。
The average DBH of new bamboo increased with the increasing distance from the tree.
随距阔叶树基干距离的增加,新竹平均胸径迅速增加。
The model between aboveground biomass and DBH is fine because of its high significance.
地上生物量与胸径关系模型的相关性都达到极显著。
M. P. R. stand; trees of small and big DBH are less than trees of middle DBH in A. R. stand.
低径级个体占的比重极小,而中、高径级个体占的比重极大;