Chlorophorus annularis Fab. (Coleoptera: Cerambycidae) damages cut and dry bamboo. Chlorpyriphos 0.04% yielded 39.13 per cent for the control of bamboo borer followed by chlorpyriphos 0.02%, which controlled 34.78% of borer attacks while cypermethrin and deltamethrin were found least effective. Among the systemic insecticides, imidacloprid 0.04% gave 26.32 per cent control of borer attack.
