Species PCAB; No of rings 58; Begin 1773; End 1830

DataONE2024-10-01 更新30

XML-file of tree-ring width from historical object 6682B

Species: Fagus sylvatica L.; No of rings: 24; first year: 1520; tree-death year: 1544; Pith: not applicable; Heartwood: absent; Sapwood: unknown; Number of sapwood rings: 0; Last ring under bark: pres

DataONE2024-10-01 更新20

XML-file of tree-ring width from historical object 6775B@en

古树年轮学

历史木材分析

Species: Pinus sylvestris L.; No of rings: 38; Age not determined; Pith: not applicable; Heartwood: complete; Sapwood: complete; Number of sapwood rings: 31; Last ring under bark: present

DataONE2026-01-30 更新00

Tree-ring width of Picea abies (Karsten) from historical object sample IB2000...

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Tree-ring width of Picea abies (Karsten) from historical object sample IB2000...

资源简介：

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