Tree-ring width of Pinus sylvestris L. from historical object sample 6748B/21M, Netherlands, Hoorn@en
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Species: Pinus sylvestris L.; No of rings: 252; Age not determined; Pith: not applicable; Heartwood: absent; Sapwood: absent; Number of sapwood rings: 0; Last ring under bark: absent
物种：欧洲赤松（Pinus sylvestris L.）；年轮数：252；年龄未测定；髓心：不适用；心材：缺失；边材：缺失；边材年轮数：0；树皮下最后一轮年轮：缺失
创建时间：
2026-04-14
