Tree-ring width of Quercus species from historical object sample 6709B/01G, N...
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Species: Quercus species; No of rings: 75; first year: 1182; tree-death year: 1257; Pith: not applicable; Heartwood: complete; Sapwood: complete; Number of sapwood rings: 21;...
物种：栎属（Quercus）物种；年轮总数：75；最早年轮形成年份：1182；树木死亡年份：1257；髓心：不适用；心材：完整；边材：完整；边材年轮数：21；……
