Comparative Efficacy and Economics of Selected Chemicals and Neem Oil against Gram Pod Borer [Helicoverpa armigera (Hubner)] on Cowpea [Vigna unguiculata (L.) Walp.]

A field trial was conducted at Naini, Prayagraj, during Kharif season 2022. Eight treatments were evaluated against Helicoverpa armigera on cowpea i.e. Spinosad 45%SC, Chlorantraniliprole 18.5 % SC, a half dose of 45% SC + Neem oil 5%, Indoxacarb 14.5% Imidacloprid 18.5% 5% and an untreated Control. Results revealed that, among the different lowest larval population pod borer recorded in (1.300). (1.467) found to be next best treatment followed by (1.678), (1.823), (1.945), (2.055) whereas (2.334) least effective this pest. The most economical (1:3.63) (1:3.41). yield plot treated with (17.40 q/ha) (16.22 q/ha), (14.90 (12.68 (11.86 (11.10 (10 as compared control (8.20 q/ha).