UNECE Guide to Seed Potato Diseases, Pests and Defects
A Booklet on potato pest and diseases from the United Nations Economic Commission of Europe (UNECE), Specialized Section on Potato Diseases is now available on the internet. This book has many nice pictures of potato diseases, pests, herbicide injury, and other potato defects.
UNECE Guide to Seed Potato Diseases, Pests and Defects (low resolution)
UNECE Guide to Seed Potato Diseases, Pests and Defects (high resolution)
Thank you Willem Schrage for the information on this booklet