Pyriproxyfen 10% + Bifenthrin 10% EC is a combination of insect growth regulator and a pyrethroid. The combination product offers multi-action control of whitefly pest in cotton crop. It directly kills nymphal stage of the pest as well as ihhibits reproductive capacity of the adult pest due to growth regulating activity of pyriproxyfen. Adding bifenthrin, leads to the knock-down kill of adult whitefly pest, thus giving complete control at both the stage of whitefly. It also prevents further buildup of the pest.