Tree-ring width of Quercus species from historical object sample 6645B/08A, N...

Species: Quercus species; No of rings: 86; first year: 1451; tree-death year: 1537; Pith: not applicable; Heartwood: complete; Sapwood: incomplete; Number of sapwood rings: 13;...物种：栎属（Quercus）物种；年轮数：86；初始年份：1451；树木死亡年份：1537；髓心（Pith）：不适用；心材（Heartwood）：完整；边材（Sapwood）：不完整；边材年轮数：13；……