Tree-ring width of Quercus species from historical object sample 5914B/06A, Netherlands, Groningen

Species: Quercus species; No of rings: 89; first year: 1373; end year: 1462; Pith: not applicable; Heartwood: complete; Sapwood: complete; Number of sapwood rings: 17; Last ring under bark: present

物种：栎属（Quercus species）；年轮数量：89；起始年份：1373；结束年份：1462；髓心：不适用；心材：完整；边材：完整；边材年轮数量：17；树皮下的最后年轮：存在。