Increasing Outbreaks and Impact of <i>Iris yellow spot virus</i> in Bulb and Seed Onion Crops in the Imperial and Antelope Valleys of California

Fig. 3. Impact of Iris yellow spot virus on onion: A severely affected commercial field in Antelope Valley in Los Angeles County, CA in August 2006.



Image from Plant Health Progress article:
Increasing Outbreaks and Impact of Iris yellow spot virus in Bulb and Seed Onion Crops in the Imperial and Antelope Valleys of California