Tree-ring width of Quercus species from historical object sample 6728B/04A, G...

Species: Quercus species; No of rings: 52; first year: 1452; tree-death year: 1504; Pith: not applicable; Heartwood: complete; Sapwood: incomplete; Number of sapwood rings: 1;...物种：栎属（Quercus）物种；年轮数：52；起始年份：1452；树木死亡年份：1504；髓心（Pith）：不适用；心材（Heartwood）：完整；边材（Sapwood）：不完整；边材年轮数：1；……