Small-diameter Larch has more extraction contents than adult Larch, so its drying rate is quicker, but small diameter Cathay poplar has the opposite properties.

 
  • 小徑木落葉松的抽提物含量小于成熟材,其干燥速度相對較快,而小徑木大青楊的抽提物含量大于成熟材,其水分滲透性相對較差。
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