EPPO Global Database

Ralstonia solanacearum species complex(RALSSO)

Distribution details in Switzerland

Situation
Current pest situation evaluated by EPPO on the basis of information dated 2023: Present, few occurrences
First recorded in: 2016
Eradication in: 2018
Pest status declared by NPPO: Ralstonia pseudosolanacearum: Present, in specific parts of the country, where host crop(s) are grown, under eradication (2023-08)
Comments
EPPO Reporting Service (1997/111) : R. solanacearum (race 3) has never occurred in Switzerland. In tests and surveys done in 1995 and 1996, the only positive result was in one intercepted consignment of ware potatoes from Turkey.

EPPO Reporting Service (2017/085) : R. solanacearum (race 1) found in 2 sites of cut flower production of roses (Rosa spp.) in the cantons of Bern and Solothurn. Under eradication.

EPPO Reporting Service (2018/084) : update of the above, in total 5 rose production sites were found infected in the cantons of Bern, Solothurn and Zürich. Eradication continues.

EPPO Reporting Service (2018/201) : the outbreaks on roses (see above) were successfully eradicated.

EPPO Reporting Service (2023/187) : Ralstonia pseudosolanacearum found on Zingiber officinale in seven cantons. Under eradication.
References
* Grousset F, Roy AS, Smith IM (1998) Situation of Ralstonia solanacearum in the EPPO region in 1997. EPPO Bulletin 28 (1-2), 53-63.

* NPPO of Switzerland (1997, 2017-03, 2017-07, 2018-10, 2023-08).
Situation in neighbouring countries
Country State Status
Austria Absent, pest eradicated view...
France Present, few occurrences view...
Germany Present, few occurrences view...
Italy Sardegna Absent, pest eradicated view...
Italy Present, few occurrences view...