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单词 angular leaf spot
释义

angular leaf spot

noun

variants or less commonly angular spot
: a disease of plants in which the leaf spots have angular and usually sharply limited outlines (as that of cotton caused by the bacterium Xanthomonas malvacearum and that of cucumber caused by the bacterium Pseudomonas lachrymans) see blackfire

Word History

First Known Use

1892, in the meaning defined above

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更新时间:2025/1/24 17:45:00