Bacterial Wilt of Potato
Ralstonia solanacearum
Potatobacterial
A soilborne vascular wilt causing rapid collapse and a browning ring inside the tuber.
Symptoms
Wilting, vascular browning, bacterial ooze from cut stems, and a brown ring visible inside cut tubers.
Favorable conditions
- •Warm, wet soil
- •Infected seed potatoes or contaminated soil
Management
- 1Use certified disease-free seed potatoes
- 2Rotate crops for several years
- 3Remove and destroy infected plants
- 4Manage soil moisture to avoid waterlogging
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