EPPO Global Database

EPPO Reporting Service no. 11 - 2000 Num. article: 2000/173

Whitefly-transmitted viruses and whitefly species in Islas Canarias, Spain

Samples of whitefly and symptomatic plant material (whitefly-transmitted viruses) collected from Islas Canarias, Spain (Tenerife, Gran Canaria and La Gomera) were studied by the participants of a EWSN (European Whitefly Studies Network) workshop. The results of this study were the following:
  • No whitefly-transmitted viruses were found on La Gomera.
  • Tomato chlorosis crinivirus (EPPO Alert List) was found for the first time on Tenerife and Gran Canaria.
  • Tomato yellow leaf curl begomovirus (EPPO A2 quarantine pest) was found on Tenerife (TYLCV-Is) and in Gran Canaria (TYLCV-Sar). On both islands tomato plants were infected by tomato yellow leaf curl begomovirus and tomato chlorosis crinivirus.
  • Cucurbit yellow stunting disorder (EPPO Alert List) was also reported for the first time on Tenerife
  • The following whitefly species were found on the islands: Aleurodicus dispersus (EPPO Alert List), Aleurothrixus floccosus, Bemisia afer, Bemisia tabaci (biotype B and Q – EPPO A2 quarantine pest), Lecanoideus floccissimus (EPPO Alert List), Trialeurodes ricini* (EPPO Alert List), Trialeurodes vaporariorum.

* New record according to the EPPO Secretariat.


Anonymous (2000) Canary Islands results.
EWSN Newsletter, no. 3, p 2.