单词 | crown gall |
释义 | crown gall in American Englishnoun Plant Pathology 1. a disease of peaches, apples, roses, grapes, etc., characterized by the formation of galls on the roots or stems usually at or below ground level, caused by a bacterium Agrobacterium tumefaciens 2. the gall itself Word origin [1895–1900]Examples of 'crown gall' in a sentence |
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