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: 68; first year: 1786; tree-death year: 1854; Pith: not applicable; Heartwood: absent; Sapwood: unknown; Number of sapwood...
物种：挪威云杉（Picea abies (L.) H. Karst.）；年轮数量：68；初始生长年份：1786；树木死亡年份：1854；髓心：不适用；心材：缺失；边材：未知；边材数量……
