Tree-ring width measurements of Douglas fir from Drachhausen from 1915 to 2022
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Wood samples from Douglas fir trees were taken using an increment borer. From each tree two opposing increment cores were taken at breast height. The sampled trees stood in an...
采用生长锥（increment borer）采集花旗松（Douglas fir）的木材样本：于每棵树的胸高位置，采集两份相对朝向的生长锥木芯。所采样的林木生长于……
