Tree-ring width of Quercus species from historical object sample 5102B/01A, N...
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Species: Quercus species; No of rings: 105; Age not determined; Pith: not applicable; Heartwood: complete; Sapwood: incomplete; Number of sapwood rings: 6; Last ring under bark:...
物种：栎属（Quercus）物种；年轮数：105；年龄未测定；髓心（pith）：不适用；心材（heartwood）：完整；边材（sapwood）：不完整；边材年轮数：6；树皮下的末次年轮：……
