Tree-ring width of Quercus species from historical object sample 6778B/07A, G...

Species: Quercus species; No of rings: 175; first year: 1431; tree-death year: 1606; Pith: not applicable; Heartwood: complete; Sapwood: complete; Number of sapwood rings: 18;...物种：栎属（Quercus）物种；总年轮数：175；初始年份：1431；树木死亡年份：1606；髓心（pith）：不适用；心材（heartwood）：完整；边材（sapwood）：完整；边材年轮数：18；……