Impact of insecticide resistance management on pest complex in cotton and monitoring studies in Helicoverpa armigera (Hubner)

Insecticide resistance management (IRM) strategy was devised and evaluated for the management of American bollworm, Helicoverpa armigera (Hubner) in cotton in on-farm research in Bathinda and surrounding villages, Punjab state, in 2002-2003 and 2003-2004 which is the main cotton area in the South-Western region of Punjab.