Tree-ring measurements of Picea mariana (Black spruce) from sample ROMANUFE-131
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Species PCMA; No of rings 222; Begin 1767; End 1988
物种PCMA;年轮数量(No of rings)为222;起始年份为1767;结束年份为1988

Species PCMA; No of rings 222; Begin 1767; End 1988
物种PCMA;年轮数量(No of rings)为222;起始年份为1767;结束年份为1988