First Report of Phoma exigua var. populi Causing Canker of Twigs and Shoots of Poplar in the Czech Republic

During 2007 and the spring of 2008, a disease of poplars (Populus spp.) resembling the Dothichiza canker was found in plantations of fast-growing trees in central Bohemia and in southern Moravia where it was more abundant. The yellowish brown-to-brown, round or elongated cankers occurred on damaged...

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