Tree-ring width of Picea abies (L.) H. Karst. from historical object sample 6...
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Species: Picea abies (L.) H. Karst.; No of rings: 84; first year: 1560; tree-death year: 1644; Pith: not applicable; Heartwood: absent; Sapwood: unknown; Number of sapwood...
物种：欧洲云杉（Picea abies (L.) H. Karst.）；年轮数：84；起始年份：1560；树木死亡年份：1644；髓心：不适用；心材：缺失；边材：未知；边材数量……
