EPPO Global Database

EPPO Reporting Service no. 09 - 2005 Num. article: 2005/142

First report of Iris yellow spot tospovirus in Chile

In the central part of Chile, symptoms resembling those of Iris yellow spot tospovirus (IYSV – EPPO Alert List) were observed during 2004 and 2005 in onion fields in Colina and Tiltil (Chacabuco Province) and Rengo (Cachapoal Province). In these fields, up to 50 % of the crop showed symptoms. Laboratory tests confirmed the presence of IYSV in symptomatic plant samples. This is the first report of IYSV in Chile.
The situation of Iris yellow spot tospovirus in Chile can be described as follows: Present, found in onion crops in central Chile.


Rosales M, Pappu HR, López L, Mora R, Aljaro A (2005) Iris yellow spot virus in onion in Chile.
Plant Disease 89(11), p 1243.