Injuries caused by T. schistaceana and C. sacchariphagus. A, T. schistaceana larva and its damage; B, dead hearts from borer damage; C, sugarcane stalk damaged by T. schistaceana; D, C. sacchariphagus larva and its damage; E, stalks damaged by borers; F, plants of C. sacchariphagus damage (dead cane top).