Indian Journal of Entomology

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Field experiments were conducted during 2018-19 and 2019-20 in moringa gardens at Usilampatti Block, Madurai District, Tamil Nadu with seven biopesticides viz., neem oil 3%, NSKE 5%, azadirachtin/ neemazal 3,000 ppm, pungam oil 3%, fish oil rosin soap 25 g/ l, Beauveria bassiana 108 CFU/ ml and Lecanicillium lecanii 106 CFU/ ml to evaluate their efficacy against tea mosquito bug Helopeltis spp. Among these, B. bassiana 108 CFU/ ml was found to be the most effective.

Keywords

Tea mosquito bug, moringa, neem oil, NSKE, neemazal, pungam oil, fish oil rosin soap, Beauveria bassiana, Lecanicillium lecanii, efficacy, yield.
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