Tree-ring width of Quercus species from historical object sample 5336B/05A, N...

Species: Quercus species; No of rings: 44; first year: 1247; end year: 1291; Pith: not applicable; Heartwood: absent; Sapwood: absent; Number of sapwood rings: 0; Last ring...物种：栎属（Quercus）；年轮数：44；起始年份：1247；终止年份：1291；髓心：不适用；心材：缺失；边材：缺失；边材年轮数：0；最后一个年轮……