Use of 200 ml dichlorovos 100 EC dissolved in 400 litres of water/ha may be used to control grown up caterpillars.Dusting of carbaryl or quinolphos 25-30 kg/ha would be effective in the control of young larvae.It is the second part of their four-stage life cycle (egg, larva, pupa, adult). Prepare small balls with10 kg rice bran + 1 kg jaggery +1 liter quinolphos broad-cost in the fields preferably in the evening times. Feeding on oak leaves, this black-and-yellow caterpillar grows to 70mm long and has hairs which cause irritation to humans and do a good job of warding off predators. Maby americangardener A caterpillar is the larval stage of a moth or butterfly.This caterpillar is identified by tufts of bristly yellow hairs, a shiny oval black head, and long black pencil hairs sticking up from its body. Vegetative traps utilizing Jatropha (wild castor) or Ipomea prevent the migration of the grown up larvae. The American dagger caterpillar can be identified by its distinct yellow-whitish hairy look Although the American dagger caterpillar looks cute and fuzzy, its body is covered with yellow urticating hairs.The dispersing larvae of hairy caterpillar from one field to another can be checked by digging trenches across the direction of their march, and prompt destruction of larvae. Young caterpillars may be lighter in color or have different markings and other physical characteristics (such as stripes, spikes, or horns) than mature caterpillars, which often turn brown right before they pupate. The catalpa sphinx grows to three inches, and has a black body with pale yellow stripes running the length of its sides.Erection of light traps soon after the monsoon for 20-45 days and collecting and killing of adult moths are found to be very effective.The barnyard millet ( Echinochloea frumentacea.) may act as strong barrier.Collection and destruction of egg masses and hand picking of larvae.
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