Tree-ring measurements of Picea mariana (Black spruce) from sample NONAMPLA-372
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Species PCMA; No of rings 142; Begin 1847; End 1988
物种:PCMA;环数:142;起始年份:1847;终止年份:1988

Species PCMA; No of rings 142; Begin 1847; End 1988
物种:PCMA;环数:142;起始年份:1847;终止年份:1988