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Animal and Plant Health Inspection Service
U.S. Department of Agriculture

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Symptoms on Cultivated Solanaceous Hosts

Tomato Plants

Wilting of Leaves

Wilting symptoms in tomato plants infected with Ralstonia solanacearum race 1 biovar 1 [Photo by: Rebecca A. Melanson, Mississippi State University Extension, Bugwood.org]
Close up of early wilting symptoms in a tomato plant caused by Ralstonia solanacearum race 1 biovar 1. [Photo by: Caitilyn Allen, University of Wisconsin]

Potato Plants

Wilting of Leaves

Potato plants, one showing wilting symptoms due to infection by Ralstonia solanacearum. [Photo by: The International Potato Center, Lima, Peru]
Partial wilt of a potato plant caused by Ralstonia solanacearum. [Photo by: The Central Science Laboratory, York, United Kingdom]

Potatoes

Beginnings of symptoms shown by Ralstonia solanacearum in a potato tuber. [Photo by: Ministry of Agricuilture and Rural Affairs, Bugwood.org]
Symptoms of Ralstonia solanacerum on potato tuber. [Photo by: The International Potato Center, Lima, Peru]
Cross section showing symptoms of early tuber infection by Ralstonia solanacearum. [Photo by: The International Potato Center, Lima, Peru]
Cross section of a tuber showing more advanced infection by Ralstonia solanacearum. [Photo by: The International Potato Center, Lima, Peru]
Complementary Content
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