Beet

Bacterial scab of table beet.

Blue-green sharpshooter (Graphocephala atropunctata) transmits Xylella fastidiosa and has a large ho

Sugar beets with many small tubercles at infection sites.

Sugar beets with brownish, erumpent scabs.

Black discoloration of petioles resulting from systemic infection.

Infected vascular bundles caused by systemic infection by the bacterium.

Early stage of systemic infection of young plant noted by blackening of midribs and veins.

Advanced stage of disease with extensive rot.

Cross section of sugar beet with reddish color in vascular bundles and adjacent tissues.

Leaves with dark brown necrotic regions and streaks; two petioles also are infected.