Tuber Soft Rot, Blackleg and Aerial Stem Rot (E3335)

Tuber soft rot, blackleg and aerial stem rot are important potato diseases caused by closely related species of bacteria. These diseases occur sporadically in potato production areas worldwide. They can be particularly destructive when environmental conditions favor their development. This 4-page bulletin from Michigan State University discusses the symptoms of each disease, depicted with full-color photos. The annual cycle of the diseases is both explained in the text as well as visually with a graphic. The bulletin also discusses management strategies at planting, throughout the growing season, at harvest and in storage.

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