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单词 leaf roll
释义

leaf roll

noun

: any of various plant diseases characterized especially by an upward rolling of the leaf margins
especially : a disease of the potato caused by a single-stranded RNA virus (species Potato leafroll virus of the genus Polerovirus, family Luteoviridae) transmitted by aphids

Example Sentences

Recent Examples on the Web Determinate tomato varieties are less susceptible to leaf roll. oregonlive, 18 July 2021 Taken together these symptoms suggest physiological leaf roll. oregonlive, 18 July 2021

Word History

First Known Use

1914, in the meaning defined above

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更新时间:2024/12/24 1:38:07