oak decline

名词 n.

英文释义

名词 n.
  1. A disease of uncertain origin affecting mature pedunculate oak (Quercus robur) and sessile oak (Quercus petraea) trees in Britain. uncountable
    — More recently, sudden oak death, oak decline, beech wilt, sweet chestnut blight and horse chestnut canker have infested Europe’s forests.
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