Efficacy of Chemical Insecticides and Neem Products against Mustard Aphid, [Lipaphis erysimi (Kalt.)] on Mustard Brassica juncea (L.)

A field trial was conducted at Central Research Field, SHUATS, Naini, Prayagraj during rabi 2021 in Randomized Block Design (RBD). Seven treatments were evaluated against Lipaphis erysimi i.e., Imidacloprid 17.8% SL @ 0.5ml/lit, Thiomethoxam 25%WG 4 gm/lit, Neem oil 5ml/lit, Indoxacarb 14.5%SC@ 0.65 ml/lit, Emamectin Benzoate 5% SG, seed kernel extract (NSKE) 5 Spinosad 45% SC. Results revealed that, among the different (41.61) proved to be most effective treatment followed by (45.49), benzoate (51.78), (62.67), (69.98) and (72.97), whereas (78.99) found least this pest. The plot treated with show highest yield (1:5.98) (1:5.37), SG (1:5.25), 14.5%SC (1:4.71), SC (1:4.45) (1:3.71), (1:3.77) as compared control (1:2.8).