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Pest Identification and Confirmation—Common Symptoms

Some common symptoms of virus diseases in garden plants.

Longitudinal brown stem lesions on ranunculus infected with tomato spotted wilt virus complex confirmed by ELISA test and Diane Ullman laboratory NSs protein test, San Diego Co. Credit: Jack Kelly Clark, UC IPM
Ranunculus stems damaged by tomato spotted wilt virus. Credit: Jack Kelly Clark, UC IPM
Close-up of chlorotic line patterns in leaf infected by impatiens necrotic spot virus confirmed by ELISA test, San Diego Co. Credit: Jack Kelly Clark, UC IPM
Chlorotic line pattern on Kalanchoe leaf caused by impatiens necrotic spot virus. Credit: Jack Kelly Clark, UC IPM
Chlorotic leaf blotch moving along veins in chrysanthemum caused by impatiens necrotic spot virus confirmed by ELISA test, San Diego Co. Credit: Jack Kelly Clark, UC IPM
Chlorotic leaf blotch on Chrysanthemum leaf caused by Impatiens necrotic spot virus. Credit: Jack Kelly Clark, UC IPM
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