Toxicity of Ageratum conyzoides extract against Spodoptera sp

Spodoptera sp. is the main pest in food crops and horticulture that can reduce production by up to 80% Control carried out only using chemicals damage environment impact human health. so, efforts are needed for control utilizing Ageratum conyzoides extracts more environmentally friendly. This study aims find effects of A. extract on pests rice plants. The consisted plant extraction conyzoides, rearing application concentrations used 1%, 1.5%, 2%, 2.5%, 3% control. results showed best treatment was obtained at 2.5% with mortality percentages 90% 96.67%. probit analysis LC 50 90 1.59% 2.53%, respectively, 72 hours after treament. Therefore, conizoides potential be controlling