Efficacy of insecticides and bio pesticides against sucking insect pests on bt cotton

A field experiment was conducted to evaluate the efficacy of insecticides and bio pesticides against sucking insect pests on Bt cotton at College of Agriculture, Vijayapur during kharif-2016-17. The results revealed that the treatment flonicamid 50 WG was observed as significantly superior insecticide in minimizing the thrips population followed by fipronil 5 SC, acetamiprid 20 SP, dinotefuron 20 SG, diafenthiuron 50 WP and thiamethoxam 25 WG. However, significantly least population of aphids were observed from the plots which received flonicamid 50 WG, acetamiprid 20 SP, dinotefuran 20 SG and fipronil 5 SC, thiamethoxam 25 WG and diafenthiuron 50 WP.