date:Jun 14, 2019
Onion crops are vulnerable to a virus known as Iris yellow spot virus (IYSV), which they acquire from insects called onion thrips (Thrips tabaci). IYSV causes necrosis in onion plant tissues and leads to millions of dollars of crop losses each year.
Thrips can pick up the virus from infected onion plants when they are larvae, and, once infected, they can spread the virus to other onion plants throughout their lives. Previous research discovered that infection with plant viruses in the genus Tos