Bio-efficacy of selected insecticides against population reduction of Thrips tabaci L. in onion

A field experiment was conducted at Entomology farm, Sher-e-Kashmir University of Agricultural Sciences and Technology Jammu (SKUAST-J) in rabi 2020-21 to evaluate the efficacy selected insecticides against Thrips tabaci L. onion. total nine treatments viz., Acetamiprid 20 SP, Fipronil 5 SC, Emamectin benzoate SG, Imidacloprid 17.8SL, Spinosad 45SC, Thiamethoxam 25WG, Beauvaria basiana Metarhizium anisoplae along with control were tested for their onion thrips 18th standard week followed by second spray 21st week. All statistically superior over reducing population T. Among different tested, 17.8 SL (0.3ml l-1) proved be all other after two sprays. 25 WG (0.25gl-1), 20SP (0.2gl-1) 5C (1.5mll-1), however, also provided efficient target insect pest par (0.2g l-1).