Species: Quercus species; No of rings: 89; first year: 1804; tree-death year: 1893; Pith: not applicable; Heartwood: absent; Sapwood: absent; Number of sapwood rings: 0; Last ring under bark: absent

DataONE2026-01-30 更新50

Tree-ring width of Quercus species from historical object sample IB20272-13@en

年轮气候学

文物年代测定

Species QUSP; No of rings 51; Begin 1321; End 1371

DataONE2026-01-30 更新30

Tree-ring width of Picea abies (Karsten) from historical object sample HOF12930-5@en

树木年轮气候重建

历史环境变化分析

Species PCAB; No of rings 54; Begin 1641; End 1694

DataONE2026-01-30 更新10

Tree-ring width of Quercus species from historical object sample HOF12060-3@en

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Tree-ring width of Quercus species from historical object sample HOF12060-3@en

资源简介：

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