Tree-ring width of Quercus species from historical object sample 6610B/09A, Netherlands, Zwolle@en
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资源简介：
Species: Quercus species; No of rings: 48; Age not determined; Pith: not applicable; Heartwood: complete; Sapwood: incomplete; Number of sapwood rings: 7; Last ring under bark: absent
物种：栎属（Quercus）物种；年轮总数：48；树龄未测定；髓心：不适用；心材：完整；边材：不完整；边材年轮数：7；树皮内侧无最晚年轮
创建时间：
2026-04-18
