Tree-ring chronology of Picea obovata (Sibirean spruce) compiled from tree samples NONBUPCO
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Species PCOB; No of trees 13; No samples 26; No of years 349; Begin 1642; End 1990; Creation date 1994-03-01
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2007-01-01
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Species PCOB; No of trees 13; No samples 26; No of years 349; Begin 1642; End 1990; Creation date 1994-03-01