Pea Aphid Outbreaks and Virus Epidemics on Peas in the US Pacific Northwest: Histories, Mysteries, and Challenges

Fig. 2. Field peas showing virus symptoms (possibly pea enation mosaic virus and bean leaf roll virus), Grangeville, ID, July 2005 (photo courtesy of S. Eigenbrode).



Image from Plant Health Progress article:
Pea Aphid Outbreaks and Virus Epidemics on Peas in the US Pacific Northwest: Histories, Mysteries, and Challenges