Tree-ring width of Quercus species from historical object sample 6736B/04A, Netherlands, Zutphen
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Species: Quercus species; No of rings: 70; first year: 1426; tree-death year: 1496; Pith: not applicable; Heartwood: complete; Sapwood: incomplete; Number of sapwood rings: 7; Last ring under bark: absent
物种：栎属（Quercus）树种；总年轮数：70；树木生长起始年份：1426年；树木死亡年份：1496年；髓心：不可用；心材：完整；边材：不完整；边材年轮数：7；树皮下末次年轮：缺失
创建时间：
2025-11-21
