... toxicity, no residue 3 For green and organic agriculture Matrine(Extracted from natural plant the Sophora, Flavescens, Ait.) ... of insects. 5. No killing beneficial insects. The matrine is extracted from Botanic source (the Sophora,Flavescens,Ait), ... insects, and no killing beneficial insectsUsage table:Usage of Matrine 1.5% SL CropsTarget pestsDosageUsageVegetablesCabbage Caterpillar, Diamond back moth ...