First report of Curtobacterium flaccumfaciens pv. flaccumfaciens in Switzerland
The NPPO of Switzerland recently informed the EPPO Secretariat of the first report of Curtobacterium flaccumfaciens pv. flaccumfaciens (EPPO A2 List) on its territory. In August and September 2024 the bacterium was isolated from symptomatic bean plants (Phaseolus vulgaris) growing in four fields: one in the canton of Solothurn, one in the canton of Bern, and two in the canton of Aargau.
Official phytosanitary measures are applied to eradicate the outbreaks. They include restrictions on crop cultivation (no Fabaceae for two years in the infested field) and hygiene measures to prevent further spread.
The pest status of Curtobacterium flaccumfaciens pv. flaccumfaciens in Switzerland is officially declared as: Present, under eradication, in specific parts of the country, where host crop(s) are grown.
Sources
NPPO of Switzerland (2024-09).