Tree-ring width of Quercus species from historical object sample 6728B/10A, G...

Species: Quercus species; No of rings: 49; first year: 1409; tree-death year: 1458; Pith: not applicable; Heartwood: complete; Sapwood: incomplete; Number of sapwood rings: 1;...物种：栎属（Quercus）物种；年轮数：49；初始年份：1409；树木死亡年份：1458；髓心：不适用；心材：完整；边材：不完整；边材年轮数：1；……