Sugarbeet Diseases

Dry rot canker in sugarbeet
Figure 1. Surface tissues of the dry rot canker rhizoctonia disease first identified in sugarbeet in 1920 are marked by a distinctive series of concentric circles. (Photos by Bob Harveson)

Dry Rot Canker – Obscure, but Returning Rhizoctonia Disease May 23, 2018

Dry rot canker, one of several rhizoctonia diseaes of sugarbeet, has been relatively obscure since first being identified almost a century ago. New technologies, however, have helped to differentiate it from the more common Rhizoctonia root and crown rot disease.

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Figure 1. Complete and permanent collapse of sugarbeet petioles and leaves caused by Rhizoctonia Root and Crown Rot.
Figure 1. Complete and permanent collapse of sugarbeet petioles and leaves caused by Rhizoctonia Root and Crown Rot.

Exploring the Rhizoctonia Pathogens of Sugarbeet February 16, 2018

This is the first article in a series on distinct sugarbeet root rot diseases caused by the genus Rhizoctonia.

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