Articles > Diseases & Disorders

Potato Disorders: Common Scab and Powdery Scab

Karen Delahaut and Walt Stevenson
Revised:  8/6/2012
Item number:  A3833

Two distinctly separate diseases commonly known as scab can infect potatoes, significantly reducing tuber appearance and quality. This fact sheet helps distinguish between the two diseases and outlines management strategies for each.

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