Tree-ring width of Quercus species from historical object sample 6690B/06A, F...
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Species: Quercus species; No of rings: 86; first year: 1134; tree-death year: 1220; Pith: not applicable; Heartwood: absent; Sapwood: absent; Number of sapwood rings: 0; Last...
物种：栎属（Quercus）物种；年轮数：86；起始年份：1134；树木死亡年份：1220；髓心：不适用；心材：缺失；边材：缺失；边材年轮数：0；最后……
