Department of Entomology, Narendra Deva University of Agriculture and Technology, Kumargunj, Faizabad, Uttar Pradesh
The residues of synthetic pyrethroids (deltamethrin, cypermethrin, permethrin, and fenvalerate) and monocrotophos on green Okra fruits varied from 0.02 to 0.41 ppm on 2nd day, and 0.01 to 0.15 ppm on 5th after application. This makes these insecticides ideally suitable for the control of insect pests on this crop.
