EPPO Global Database

EPPO Reporting Service no. 09 - 2017 Num. article: 2017/173

Clavibacter michiganensis subsp. michiganensis detected in Portugal


In January 2017, Clavibacter michiganensis subsp. michiganensis (EPPO A2 List) was detected in tomato (Solanum lycopersicum) plants in Portugal. The affected plants were grown for fruit production in a greenhouse located in the municipality of Odemira, Alentejo region. In this greenhouse, only 2 plants were showing wilting symptoms. The identity of the bacterium was confirmed by laboratory tests. Phytosanitary measures were taken to eradicate the disease and included the destruction of all tomato plants of the affected row, including their growing medium and the 5 surrounding rows situated on each side of the infected one. The irrigation system and other tools used in the glasshouse were disinfected.
The pest status of Clavibacter michiganensis subsp. michiganensis in Portugal is officially declared as: Present, only in the greenhouse concerned, under eradication.


Sources

NPPO of Portugal (2017-01).