Tree-ring width of Quercus species from historical object sample 6356B/03A, N...

Species: Quercus species; No of rings: 49; Age not determined; Pith: not applicable; Heartwood: complete; Sapwood: incomplete; Number of sapwood rings: 13; Last ring under bark:...物种：栎属（Quercus）物种；年轮数：49；年龄未测定；髓（Pith）：无适用项；心材（Heartwood）：完整；边材（Sapwood）：不完整；边材年轮数：13；树皮下的最晚年轮：……