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  • Erwinia amylovora – the Causal Agent of Root Collar Necrosis of Apple Trees 

    Gavrilovic, Veljko; Milijasevic, Svetlana; Todorovic, Biljana; Zivkovic, Svetlana; Trkulja, Nenad
    A large-scale outbreak of fire blight symptoms caused by Erwinia amylovora was recorded in pome fruit trees during 2007. In addition to fruit necrosis and shoot blight as the typical disease symptoms, dark purple necrosis ...