Tree-ring width of Pinus sylvestris L. from historical object sample 6612B/01A, Netherlands, Hemrik (Fr)

Species: Pinus sylvestris L.; No of rings: 268; first year: 1379; tree-death year: 1647; Pith: not applicable; Heartwood: complete; Sapwood: complete; Number of sapwood rings: 58; Last ring under bark: present物种：欧洲赤松（Pinus sylvestris L.）；年轮总数：268；首个年轮形成年份：1379；树木死亡年份：1647；髓心：不适用；心材：完整；边材：完整；边材年轮数：58；树皮下方存在最后一轮年轮：存在