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Guru GyaanAgroStar Agronomy Centre of Excellence
Management tomato fruit borer
• Tomato is cultivated by a large number of farmers as vegetable crop • Fruit borer is world famous pest infesting this crop. If utmost attention has not been given, the crop may vanish and farmer suffers huge losses. • Tomato growers are spraying with 90% round only for this pest control. • This green coloured larva can damage more than one fruit in its life. • Marigold should be raised in and around the field as a trap crop. • Before spraying any kinds of insecticides, collect & destroy bigger larvae (hand picking). • On initiation of the pest, spray HaNPV, a biopesticide. • Under organic cultivation, one can install pheromone traps @ 40/ ha. • The same farmers are also advice to spray Bouveria bassiana, a fungus base biopesticide @ 40 g per 10 lit of water. • One can also spray Bacillus thuringiensis, a bacterial base powder @ 750 g/ ha. • Even after following above control measures, the pest showed increasing trend than to spray indoxacarb 15.8 EC @ 10 ml or chlorantraniliprole 18.5 SC @ 3 ml or cyantraniliprole 10.26 OD @ 10 ml or flubendiamide 20 WG @ 5 g or novaluron 10 EC @ 10 ml or novaluron 5.25% + indoxacarb 4.5% SC @ 10 ml or chlorantraniliprole 8.8% + thiamethoxam 17.5% SC @ 10 ml per 10 lit of water. • Looking to the insecticidal residues in fruits, maintain recommended days between spray and picking (waiting period). • Separate out the infested fruit from the harvested lot and destroy them.
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