Pupicidal activity of plant extracts of Catharanthus roseus against 6th instar of Spodoptera litura

Abstract

The present investigation focus on the pupicidal action of plants was evaluated by treating the pre-pupal stage of Spodoptera litura with the leaf extract of Catharanthus roseus by topical application method. 73.33, 49.33, 33.33, 28.00 and 17.33 percent mortality was observed when pre-pupae were treated with 2.0, 1.5, 1.0, 0.5 and 0.1% of leaf extract of C. roseus respectively.