First Report and Virulence Evaluation of Erwinia carotovora subsp. betavasculorum on Sugarbeet in Montana

Fig. 1B. Symptoms of sugarbeet bacterial vascular necrosis: cross section of a severely diseased sugarbeet.



Image from Plant Health Progress article:
First Report and Virulence Evaluation of Erwinia carotovora subsp. betavasculorum on Sugarbeet in Montana