Tree-ring width of Picea abies from historical object sample 6487B/03A, Netherlands, Groningen@en
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资源简介：
Species: Picea abies; No of rings: 128; first year: 1650; end year: 1778; Pith: not applicable; Heartwood: absent; Sapwood: absent; Number of sapwood rings: 0; Last ring under bark: absent
创建时间：
2026-05-01
