Tree-ring width measurements of Douglas fir from Bebenhausen from 1908 to 2017

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...本数据集采用树木生长锥（increment borer）采集花旗松（Douglas fir）的木材样本：从每棵样树的胸高位置采集两枚相向分布的生长锥钻芯，所采样的树株生长于……