XML-file of tree-ring width from historical object 6516B
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资源简介：
Species: Pinus sylvestris; No of rings: 80; first year: 1547; end year: 1627; Pith: not applicable; Heartwood: complete; Sapwood: complete; Number of sapwood rings: 46; Last ring under bark: present
创建时间：
2025-10-29
