Tospovirus causes infectious disease usually transmitted by thrips causing various symptoms including white, yellow or tan ring spots, distortion of new leaves, wilting, stunted growth, and eventually death.
Signs of damage:
Cucurbits infected with tospovirus exhibit a variety of symptoms. Leaves can show bronzing to severe systemic chlorotic spotting. Other symptoms include leaf deformation, mosaic, die-back and overall plant stunting. Fruit symptoms can range from chlorotic ring spots on young fruit to necrotic lesions on older fruit.
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