Tree-ring width of Quercus species from historical object sample 5911B/15A, Netherlands, Groningen
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资源简介：
Species: Quercus species; No of rings: 41; first year: 1667; end year: 1708; Pith: not applicable; Heartwood: complete; Sapwood: complete; Number of sapwood rings: 16; Last ring under bark: present
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Preßler, Erhard创建时间：
2006-01-01
