Survey on viruses of cucurbits in São Paulo State, Brazil
In May 1997 and June 1999, in the São Paulo State, Brazil, a survey was done on five viruses infecting cucurbits: cucumber mosaic cucumovirus, papaya ringspot potyvirus type W, watermelon mosaic potyvirus 2, zucchini lethal chlorosis tospovirus (EPPO Alert List), zucchini yellow mosaic potyvirus. Samples from 621 plants were tested (PTA-ELISA). The most frequently found viruses were papaya ringspot potyvirus type W (49.1%) and zucchini yellow mosaic potyvirus (24.8%). Zucchini lethal chlorosis tospovirus, cucumber mosaic cucumovirus and watermelon mosaic potyvirus 2 were found in 7.8, 6.0 and 4.5 % of the tested samples, respectively. Zucchini lethal chlorosis tospovirus was detected in the following plant species: Cucurbita moschata, C. moschata x C. maxima, C. pepo, Cucumis anguria, C. sativus, Citrullus lanatus, Sechium edule and Cayaponia tibiricae (a wild species).
Yuki, V.A.; Rezende, J.A.M.; Kitajima, E.W.; Barroso, P.A.V.; Kuniyuki, H.; Groppo, G.A.; Pavan, M.A. (2000) Occurrence, distribution, and relative incidence of five viruses infecting cucurbits in the State of São Paulo, Brazil.
Plant Disease, 84(5), 516-520.