Bacterial leaf spot of cucumber in Trinidad


Cucumis sativus L.
Xanthomonas campestris

How to Cite

Bacterial leaf spot of cucumber in Trinidad. (1982). Tropical Agriculture, 59(4).


Investigations of a bacterial leaf spot of cucumber (Cucumis sativus L.) in Trinidad revealed that the causal agent in Xanthomonas campestris pathovar cucurbitae. The pathogen is seed-borne but not soil-borne and the disease can be controlled by seed treatment. Cucumber appears to be the only member of the Cucurbitaceae which is susceptible to the pathogen in Trinidad. Angular lead sport of cucumber caused by Psuedomonas syringae pathovar lachrymans has been reported to occur in Trinidad but was not isolated in this study.