Tree-ring width of Picea abies (Karsten) from historical object sample IB20497-9
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Species PCAB; No of rings 53; Begin 1836; End 1888
PCAB物种;年轮数为53;起始年份1836;终止年份1888

Species PCAB; No of rings 53; Begin 1836; End 1888
PCAB物种;年轮数为53;起始年份1836;终止年份1888