Pheromone traps are useful tools for monitoring moths. It is an important and major pest of Cotton. Pheromone Traps and Lures 10 No's per acre from 30 day crop stage for effective control of Pink boll worm It is cheaper, simpler, easy to use and maintain. Change lures periods every 45 days for greater efficiency. If installed by all farmers in the village can achieve 80 to 90% control of pink boll worms.