Tree-ring chronology of Pseudotsuga menziesii (Douglas-fir) compiled from tree samples BEAR
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资源简介：
Species PSME; No of trees 12; No samples 24; No of years 211; Begin 1773; End 1983; Creation date 1997-01-01
创建时间：
2007-01-01
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Species PSME; No of trees 12; No samples 24; No of years 211; Begin 1773; End 1983; Creation date 1997-01-01