Tree-ring width of Quercus species from historical object sample 6733B/03A, N...

Species: Quercus species; No of rings: 48; first year: 1432; tree-death year: 1480; Pith: not applicable; Heartwood: complete; Sapwood: incomplete; Number of sapwood rings: 1;...物种：栎属（Quercus）物种；年轮总数：48；生长起始年份：1432；树木死亡年份：1480；髓心：不适用；心材（Heartwood）：完整；边材（Sapwood）：不完整；边材年轮数：1；……