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: 133; first year: 1615; tree-death year: 1748; Pith: not applicable; Heartwood: absent; Sapwood: unknown; Number of sapwood...
物种:欧洲云杉(Picea abies (L.) H. Karst.);年轮数量:133;首个年轮年份:1615;树木死亡年份:1748;髓心:不适用;心材:缺失;边材:未知;边材数量……



