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Ralstonia

Ralstonia

Ralstonia solanacearum race 3 biovar 2 is a bacterial pathogen not known to occur in the US. It causes a wilt disease in several important agricultural crops such as potatoes, tomatoes, peppers and eggplant. The disease it causes is known as Southern wilt, bacterial wilt, and brown rot of potato.

Introductions in greenhouse production geraniums occurred in several states in 2003, introduced from Kenya, and 2004, introduced from Guatemala, which were subsequently eradicated. (more)

Pest status of Ralstonia solanacearum race 3 biovar 2

R. solancearum race 3 biovar 2 is considered a federal quarantine pest and is not known to occur in the United States. This pathogen is also a Select Agent for the United States. Once a sample is determined to be positive for R. solanacearum, the sample must be handled according to the Select Agent Program requirements. Refer to the below links for more information about the Federal Select Agent Program and regulations:

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Contact:
Lynn Evans-Goldner
National Policy Manager
Telephone: 301-851-2286
E-mail: Lynn.Evans-Goldner@aphis.usda.gov

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