Toxicity and sublethal effects of methoxyfenozide on Spodoptera exigua (Lepidoptera: Noctuidae).

The toxicity and sublethal effects of methoxyfenozide were evaluated in third instars of the beet armyworm, Spodoptera exigua (Hübner) (Lepidoptera: Noctuidae), that fed on contaminated semisynthetic diet. The LC50 value was estimated at 0.23 mg of active ingredient (AI) /kg diet (range, 95% CI: 0.