Heluta, V.P.; Dzyunenko, O.O.; Cook, R.T.A.; Isikov, V.P.
(2009)
The distribution in Ukraine and morphological peculiarities of the North American invasive powdery mildew fungus Erysiphe elevatа (Burrill) U. Braun et S. Takam. and Eurasian E. catalpae Simonian both pathogens of Catalpa ...