Tree-ring measurements of Picea mariana (Black spruce) from sample COATSPLA-252
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Species PCMA; No of rings 154; Begin 1799; End 1952
物种PCMA(Species PCMA);环数(Number of rings)154;起始年份1799;终止年份1952

Species PCMA; No of rings 154; Begin 1799; End 1952
物种PCMA(Species PCMA);环数(Number of rings)154;起始年份1799;终止年份1952