Tree-ring width of Quercus species from historical object sample 6599B/05A, G...

Species: Quercus species; No of rings: 51; first year: 1670; tree-death year: 1721; Pith: not applicable; Heartwood: complete; Sapwood: complete; Number of sapwood rings: 11;...物种：栎属（Quercus）物种；年轮数：51；起始年份：1670；树木死亡年份：1721；髓心（Pith）：不适用；心材（Heartwood）：完整；边材（Sapwood）：完整；边材年轮数：11；……