TNAU Agritech Portal
Home | About Us | Success Stories | Farmers Association | Farmers' Innovation | Publications| Contact
Crop Protection :: Pear
Stem borer: Sahydrassus (=Phassus) malabaricus 

Symptoms of damage

  • Bore hole at the base of the stem with circular particle mat covering
  • Wilting of tree.

Identification of pest

  • Larva - Stout caterpillar.
  • Adult - Big, brownish white moth.

Management

  • Remove and destroy damaged branches and tree
  • Use light trap 1/ha to attract and kill the adults
  • Iron hooking – locate the bore hole and kill the grub
  • Drench the stem with Chlorpyriphos 20 EC @ 2.5 litres in 250 litres of water (during   February- March and September- October)

Home | About Us | Success Stories | Farmers Association | Publications | Contact Us

© 2015 TNAU. All Rights Reserved.