The Pulse Crop Working Group has announced new pea disease cards are available on- 
line. Physical cards are also available for a fee. Those sets are made of a synthetic material that is resistant to water, folds, tearing and glare. To order a set go to this website. To view the cards online go to this website.
To learn more about the Pulse Crop Working Group, or if you are interested in joining this working group, go to this website.
This work is/was supported by the USDA National Institute of Food and Agriculture, North Central IPM Center (AG 2014-70006-22486 (FY15 and FY16 WG funding).