Tree-ring measurements of Picea mariana (Black spruce) from sample EASTMPLA-312
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Species PCMA; No of rings 147; Begin 1842; End 1988
物种:PCMA;生长环数:147;起始年份:1842;终止年份:1988

Species PCMA; No of rings 147; Begin 1842; End 1988
物种:PCMA;生长环数:147;起始年份:1842;终止年份:1988