Tree-ring measurements of Pseudotsuga menziesii (Douglas-fir) from sample BAL...
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Species PSME; No of rings 357; Begin 1627; End 1983
物种PSME;年轮数357;起始年份1627;终止年份1983

Species PSME; No of rings 357; Begin 1627; End 1983
物种PSME;年轮数357;起始年份1627;终止年份1983