Tree-ring width of Pinus sylvestris L. from historical object sample 6775B/03...
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Species: Pinus sylvestris L.; No of rings: 42; Age not determined; Pith: not applicable; Heartwood: complete; Sapwood: complete; Number of sapwood rings: 35; Last ring under...
物种：欧洲赤松（Pinus sylvestris L.）；年轮总数：42；年龄未测定；髓心：不适用；心材：完整；边材：完整；边材年轮数：35；最后一环位于……
