Tree-ring measurements of Picea rubens (Red spruce) from sample SUGA-42
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Species PCRU; No of rings 138; Begin 1839; End 1976
物种PCRU(Species PCRU);年轮数:138;起始年份:1839;终止年份:1976

Species PCRU; No of rings 138; Begin 1839; End 1976
物种PCRU(Species PCRU);年轮数:138;起始年份:1839;终止年份:1976