AVRDC
Plant Doctor
Symptoms on vines >>
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General decline, yellowing, or wilting
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Black or brown lesions on leaves
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Yellow mosaic patterns or distorted leaves
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White powder on upper surface of leaves
Powdery Mildew (Erysiphe)
Dark brown or purple lesions on stems. Drooping leaves. Streaks on fruits.
Tomato Spotted Wilt Virus
Stems of seedlings are girdled. Plants become stunted or die.
Damping Off and Root Rot
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