Stem borer (C.O.: Batocera rufomaculata)

Symptoms

• Feeds inside the stems, boring upward resulting in drying of branches and in severe cases attacked stem is killed.

Management

• Cleaning the tunnel with a hard wire, pouring kerosene oil, creosote, petrol, crude oil or formalin and subsequently closing entrance of the tunnel with mud or plugging it with cotton wool soaked in any of the above substances kills the grub.