stripe rust

American

noun

Plant Pathology.

a disease of wheat, barley, rye, and other grasses, characterized by elongated rows of yellow spores on the affected parts, caused by a rust fungus, Puccinia glumarum.

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An authority on plant pathology, he is credited with discovering the black chaff and yellow stripe rust which attacks Argentine wheat.

From Time Magazine Archive

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023