Tree-ring chronology of Picea glauca (White spruce) compiled from tree samples ARMSTPLA
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Species PCGL; No of trees 13; No samples 24; No of years 155; Begin 1834; End 1988; Creation date 1997-01-01
创建时间：
2007-01-01
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Species PCGL; No of trees 13; No samples 24; No of years 155; Begin 1834; End 1988; Creation date 1997-01-01