Tree-ring width of Quercus species from historical object sample 6332B/12M, Netherlands, Groningen@en

Species: Quercus species; No of rings: 119; first year: 1317; end year: 1436; Pith: not applicable; Heartwood: absent; Sapwood: absent; Number of sapwood rings: 0; Last ring under bark: absent物种：栎属（Quercus）物种；总年轮数：119；起始年份：1317；终止年份：1436；髓心（Pith）：不适用；心材（Heartwood）：缺失；边材（Sapwood）：缺失；边材年轮数：0；树皮下最后一轮年轮：缺失