Field efficacy of novel insecticides emamectin benzoate and spinosad against fruit borer, Helicoverpa armigera (Hubner) on tomato

Abstract

Emamectin Benzoate 5 EC @ 15 g a.i./ha was effective in reducing the infestation of fruit borer and increased the yield of healthy fruits by 38.94 and 39.99% and minimized the yield loss by 42.23 and 42.43% over untreated control during 2017-18 and 2018-19, respectively. Spinosad 45 SC formulation was also effective @ 75 g a.i./ha in protecting the crop and increased the yield of healthy fruits by 34.50 and 36.16% and minimized the yield loss by 35.57 and 36.26% during both the years, respectively.