Tree-ring width from historical object sample 6068B/11M, Netherlands, Zutphen@en
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资源简介：
Species: not given; No of rings: 79; first year: 1559; end year: 1638; Pith: not applicable; Heartwood: absent; Sapwood: absent; Number of sapwood rings: 0; Last ring under bark: absent
创建时间：
2026-04-20
