Tree-ring width of Quercus species from historical object sample 6727B/01A, G...

Species: Quercus species; No of rings: 38; first year: 1264; tree-death year: 1302; Pith: not applicable; Heartwood: complete; Sapwood: incomplete; Number of sapwood rings: 8;...物种：栎属（Quercus）物种；年轮总数：38；树木生长起始年份：1264年；树木死亡年份：1302年；髓心（Pith）：不适用；心材（Heartwood）：完整；边材（Sapwood）：不完整；边材年轮数：8；……