Tree-ring width of Quercus + Fagus sylvatica from historical object sample 61...
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Species: Quercus + Fagus sylvatica; No of rings: 34; first year: 1256; end year: 1290; Pith: not applicable; Heartwood: absent; Sapwood: absent; Number of sapwood rings: 0; Last...
物种：栎属（Quercus）与欧洲山毛榉（Fagus sylvatica）；年轮数：34；起始年份：1256；终止年份：1290；髓心：不适用；心材：缺失；边材：缺失；边材年轮数：0；末次……
