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Victoria blight

noun

Definition of Victoria blight

: a fungal disease that is peculiar to oats which have Victoria variety in their parentage, is caused by a fungus (Helminthosporium victoriae), and is characterized by seed and root rot, seedling stunt, and orange or orange-brown streaking especially of the leaf margins and blackening and breaking at the nodes

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History and Etymology for Victoria blight

from Victoria, a variety of oats, after Queen Victoria

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