PLATE 7 



A. — Portion of a sugar beet showing the typical sclerotial masses commonly found 

 adhering to the beets in the infested areas. 



B. — Sugar beet showing the result of natiu-al infection near the apex of the beet, 

 at which point the root has been completely severed. The dryrot advancing upward 

 from the initial point of attack has produced the typical undulating contour so char- 

 acteristic of the small lateral lesions. 



