Author(s):

VS Bambhaniya, AV Khanpara and HN Patel

Abstract: The field experiment was carried out to study the bio-efficacy of different insecticides against sucking pests; whitefly and aphid infesting tomato at instructional farm, College of Agriculture, Junagadh Agricultural University, Junagadh-Gujarat during the prevailing year 2017. The results from the three sprays on whitefly have revealed that imidacloprid 0.005 per cent, difenthiuron 0.05per cent, acetamiprid 0.008 per cent and thiacloprid 0.024 per cent were found to be the most effective insecticides. The results of relative efficacy of nine different insecticides against aphid have revealed that flonicamid 0.015 per cent, imidacloprid 0.005 per cent, clothianidin 0.025 per cent and dimethoate 0.03 per cent gave very good results against aphid.

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