Onion – Purple Blotch

Alternaria porri Onion – Purple Blotch Signs & Symptoms

: Onion plant affected by purple blotch

: Onion leaves with purple blotch lesions

: Leaf with purple blotch lesions

: Purple blotch conidia on onion leaf

Onion – Purple Blotch Pathogen

: Conidia

: Conidium

: Conidium

: Conidia

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