单词 | European canker |
释义 | European canker [¦yu̇r·ǝ¦pē·ǝn `kaŋ·kǝr] PLANT PATHOLOGY 1. A fungus disease of apple, pear, and other fruit and shade trees caused by Nectria galligena and characterized by cankers with concentric rings of callus on the trunk and branches. 2. A fungus disease of poplars caused by Dothichiza populea. |
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