Tree-ring measurements of Picea mariana (Black spruce) from sample NONAMPLA-232
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Species PCMA; No of rings 135; Begin 1853; End 1987
物种PCMA(Species PCMA);环数:135;起始年份:1853;结束年份:1987

Species PCMA; No of rings 135; Begin 1853; End 1987
物种PCMA(Species PCMA);环数:135;起始年份:1853;结束年份:1987