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Tag: Brian Nault

onion thrips on onion leaf

Virus Helps Onion Thrips Live Longer, Do More Damage

Iris yellow spot virus is bad for onions, but it's good for the thrips species that carry the virus and spread it to onion plants. In a recent study, infected onion thrips lived about 20 percent longer than uninfected thrips, giving them more time to damage onion plants and transmit the virus.

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