Application of toxicological compatibility of sweet flag and nirgundi extract against cotton strainer, Dysdercus koenigii Fabr. (Hemiptera: Pyrrhocoridae) on okra, Abelmoschus esculentus

The field experiment was laid down in randomized block design (RBD), three treatments, each treatment replicated thrice and botanical extractives untreated control at Research farm of Fattepur village Kanpur Nagar affiliated to Department Zoology, D.B.S. Collage, biopotency sweet flag, Acorus calamus extract 0.5, 1.0 2.0 per cent were tested against nymphs adults cotton bug, Dysdercus koenigii Fabr. On okra, Abelmoschus esculentus Linn. (Moench) found 73.33, 83.33 100.00 mean mortality respectively. It is followed by nirgundi or legundi, Vitex negundo leaves the rate showed 76.66 93.33 D. Respectively. Other treatments Cinnamonum aromaticum decreasing order their efficacy i.e. 16.66, 23.33 33.33 bugs, This research work highlights various biorational that have some potential as controlling agent for