Bioperla based on Chrysoperla carnea (commonly known as Green Lace Wing) is a voracious predator of sucking pests including whiteflies, aphids, thrips, mealy bugs and eggs and young larvae of a group of insects including Helicoverpa. It’s larvae with sickle shaped mouth parts feed on pests in large numbers and during 8-10 days life cycle span each larve can eliminate over 500 aphids / 500 thrips / 800-1000 eggs of Helicoverpa and scores of its I-II stage larve. Bioperla is available in form of vials containing 1000 / 5000 live eggs / larvae mixed with its food, insert carrier & paper strips to avoid cannibalism. It is applied to crops like cotton, sunflower, tobacco, groundnut, mustard and vegetables @ 5000-10000 eggs / larvae per Ha. 3-4 times at 15 days intervals coinciding with egg laying young stages of pests.