Tree-ring width of Quercus species from historical object sample 6676B/06A, G...

Species: Quercus species; No of rings: 47; first year: 1457; tree-death year: 1504; Pith: not applicable; Heartwood: complete; Sapwood: incomplete; Number of sapwood rings: 1;...物种：栎属（Quercus）物种；年轮总数：47；起始年份：1457年；树木死亡年份：1504年；髓心：不适用；心材：完整；边材：不完整；边材年轮数：1；……