Bio-efficacy of Chemical Insecticides against Major Insect Pests of Mustard Applied through Seed Treatment

Seed treatment application of chemical insecticides is getting popularity in the management insect-pest population. The present investigation was conducted to study bio-efficacy different insecticides, widely used against major mustard crop. A variety Bio-902 sown twenty-seven plots 2× 2 m2 at agronomy farm Sri Karan Narendra College Agriculture, Jobner, India during Rabi season 2020-21. total nine treatments including an untreated control group with three replications were investigated a randomized block design (RBD). data recorded for aphid population and seed yield each treatment. Imidacloprid 40% + Fipronil (10 g/kg seed) found significantly effective followed by seed), Clothianidin Thiamethoxam (5 seed). ranking based on be similar trend observed treatments. helps protect emerging plant from insects until they become more resilient. Method doses pesticides are deciding factor bio efficacy pesticides.