Do you know the pathogen or toxin that cause such blight symptoms on the cucumber leaves?
Cucumber
Russia
Leaf blight has appeared in greenhouse in 3 days after rain - some droplets came in through open windows. The blight symptoms are spreading along leaf veins.
Cucumber leaves at the first stage of disease
Posted
by: alex ignatov
(1 point)
Posted: November 14, 2017
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