Tree-ring measurements of Pseudotsuga menziesii (Douglas-fir) from sample BAL...
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Species PSME; No of rings 364; Begin 1620; End 1983
物种:PSME;年轮数:364;起始年份:1620;终止年份:1983

Species PSME; No of rings 364; Begin 1620; End 1983
物种:PSME;年轮数:364;起始年份:1620;终止年份:1983