SOD Blitz Info Card (IMAGE) University of California - Berkeley Caption Shown is information provided on a laminated card given to SOD Blitz volunteers as part of a package of collection materials. The card helps citizen scientists correctly identify signs of SOD infection. Credit Courtesy Douglas Schmidt, UC Berkeley Usage Restrictions All rights reserved. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.