SGNDmg Estimation

Distorted leaves and stems are evident prior to heading. As diseased plants approach maturity, galls are formed in the florets, replacing the kernels. The galls are similar in shape to the seed they replace and are dark brown in color. Large numbers of motile larvae are present within the galls and become active after the galls have been moistened. These nematodes can act as vectors of Clavibacter tritici.