A total of 30 students of BSc Agriculture (3rd year) along with tutor of the College of Natural Resources(CNR) visited National Plant Protection Centre (NPPC) yesterday. The day-long program included a presentation on  Surveillance and Survey methodology of pest and diseases.  They were also given a demonstration on the setup of various kinds of pheromone traps, lures, and attractants that are used for monitoring and controlling the pest.