Tree-ring measurements of Picea mariana (Black spruce) from sample CAPOTPMA-72
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Species PCMA; No of rings 200; Begin 1766; End 1965
PCMA物种(Species PCMA);年轮数量:200;起始年份:1766;结束年份:1965

Species PCMA; No of rings 200; Begin 1766; End 1965
PCMA物种(Species PCMA);年轮数量:200;起始年份:1766;结束年份:1965