Author(s):

Banka Kanda Kishore Reddy and Ambily Paul

Abstract: Efficacy of insecticide mixtures viz., chlorantraniliprole 8.8% + thiamethoxam 17.5% SC @ 150 g a.i. ha^-1, lambda cyhalothrin 4.6% + chlorantraniliprole 9.3% ZC @ 30 g a.i. ha^-1, thiamethoxam 12.6% + lambda cyhalothrin 9.5% ZC @ 27.50 g a.i. ha^-1, beta cyfluthrin 8.49%+ imidacloprid 19.81% SC @ 15.75+36.70 g a.i. ha^-1, flubendiamide19.92% w/w + thiacloprid 19.92% w/w SC @ 48+48 g a.i. ha^-1 against the spotted pod borer, Maruca vitrata and leaf eating caterpillar, Spodoptera litura Fab. infesting cowpea was studied at Vegetable farm, Kalliyoor, Thiruvananthapuram during August - November 2017. Lambda cyhalothrin 4.6% + chlorantraniliprole 9.3% ZC @ 30 g a.i ha^-1, thiamethoxam 12.6% + lambda cyhalothrin 9.5% ZC @ 27.5 g a.i ha^-1 and chlorantraniliprole 8.8% + thiamethoxam 17.5% SC @ 150 g a.i ha^-1 were found superior in the management of M. vitrata and S. litura over other treatments.

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