Last Updated
：2025/12/05
onion smudge
Noun
uncountable
Japanese Meaning
玉ねぎに発生する真菌（Colletotrichum circinans）による病気。球根の外側のうろこ状組織に黒い同心円状のリングや斑点が生じ、または内部の肉質な葉が腐敗する。
Quizzes for review
A disease of the onion caused by the fungus Colletotrichum circinans which causes black concentric rings or smutty spots on the outer scales of the bulb, or rot in the fleshy leaves inside.
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onion smudge
This season, many growers reported onion smudge that produced black concentric rings on the bulbs and caused rot in the fleshy inner leaves.
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This season, many growers reported onion smudge that produced black concentric rings on the bulbs and caused rot in the fleshy inner leaves.
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