Efficacy of selected insecticides and essential oils of botanicals against thrips (Scirtothrips dorsalis Hood) on chilli (Capsicum annuum L.)

A field trail was conducted at the Central field, Department of Entomology SHUATS, Prayagraj during kharif August to November 2019. Seven treatments were evaluated against Scirtothrips dorsalis i.e T1 fipronil 5 SC @ 2ml/lit, T2 Acetamipride 20 SP @ 0.3g/lit T3 Imidacloprid 17.8 SL @ 0.2ml/lit, T4 Pongamia oil @ 6ml/lit, T5 Eucalyptus @ 10ml/lit, T6 Basil oil @ 1ml/lit, T7 Neem oil @ 2.5ml/lit against chilli thrips (Scirtothrips dorsalis). Result revealed that among the different treatments T1 Fipronil (93.82%) proved to be the most effective treatments followed by T3 Imidacloprid (92.30%), T2 Acetamipride (90.13%), T7 Neem oil (88.69%), T5 Eucalyptus oil (87.28%) and T4 Pongamia oil (86.48%), whereas T6 Basil oil (84.28%) was found to be least effective against this pest. the plot treated with T1 Fipronil 5 SC show highest yield (112 q/ha), followed by T3 Imidacloprid 17.8 SL (105 q/ha), T2 Acetamipride 20 SP (96 q/ha), T7 Neem oil (86 q/ha), T5 Eucalyptus oil (80 q/ha), T4 Pongamia oil (75 q/ha) and T6 Basil oil (72 q/ha) as compared to control T0 (55 q/ha).