Tree-ring width of Quercus species from historical object sample 6214B/11M, N...
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Species: Quercus species; No of rings: 78; first year: 1460; end year: 1538; Pith: not applicable; Heartwood: absent; Sapwood: absent; Number of sapwood rings: 0; Last ring...
物种：栎属物种（Quercus species）；年轮数：78；起始年份：1460；结束年份：1538；髓心（Pith）：不适用；心材（Heartwood）：缺失；边材（Sapwood）：缺失；边材年轮数：0；最后一轮年轮……
