yellow leaf blotch
yellow leaf blotch
[′yel·ō ′lēf ‚bläch] (plant pathology)
A fungus disease of alfalfa caused by Pyrenopeziza medicaginis characterized by the appearance of yellow or orange blotches with small black dots on the foliage.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.