Tree-ring width of Quercus species from historical object sample 6508B/07A, N...
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Species: Quercus species; No of rings: 69; first year: 1491; end year: 1560; Pith: not applicable; Heartwood: complete; Sapwood: incomplete; Number of sapwood rings: 1; Last...
物种：栎属（Quercus）物种；年轮总数：69；起始年份：1491；结束年份：1560；髓心：不适用；心材：完整；边材：不完整；边材年轮数：1；末次……
