Iris yellow spot virus detected on onion in Veneto (IT)
In June 2009, Iris yellow spot virus (Tospovirus, IYSV – EPPO Alert List) was detected on 2 onion crops (Allium cepa cvs ‘Borettana’, ‘Tonda Musona’) in the municipality of Isola della Scala (province of Verona), Veneto region (Italy). Samples were tested using Western blot. The presence of Thrips tabaci was observed in affected crops. No crop losses were reported.
The situation of Iris yellow spot virus in Italy can be described as follows: Present, first found in 2007, occasionally reported on onion crops in Emilia-Romagna and Veneto, low economic impact.
Sources
NPPO of Italy (2010-02).