Tree-ring width of Quercus species from historical object sample 6738B/05A, Netherlands, Groningen@en

Species: Quercus species; No of rings: 112; first year: 1419; tree-death year: 1531; Pith: not applicable; Heartwood: complete; Sapwood: complete; Number of sapwood rings: 19; Last ring under bark: present物种：栎属（Quercus）树种；年轮总数：112；首个年轮年份：1419；树木死亡年份：1531；髓心（Pith）：不适用；心材（Heartwood）：完整；边材（Sapwood）：完整；边材年轮数：19；树皮内最晚年轮：存在