Tree-ring measurements of Picea mariana (Black spruce) from sample QUEBEC-342@en
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Species PCMA; No of rings 56; Begin 1797; End 1852
物种:PCMA;年轮数目:56;起始年份:1797;结束年份:1852
创建时间:
2026-04-24

Species PCMA; No of rings 56; Begin 1797; End 1852
物种:PCMA;年轮数目:56;起始年份:1797;结束年份:1852