Tree-ring width of Quercus species from historical object sample 6626B/01A, R...
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Species: Quercus species; No of rings: 35; Age not determined; Pith: not applicable; Heartwood: complete; Sapwood: complete; Number of sapwood rings: 7; Last ring under bark:...
物种：栎属（Quercus）物种；年轮数：35；树龄未测定；髓心：不适用；心材：完整；边材：完整；边材年轮数：7；树皮下末次年轮：……
