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Potato Tuber Moth (PTM)
Plant disease guide · TerraceFarming
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What causes Potato Tuber Moth (PTM)?
Larvae of the moth Phthorimaea operculella tunnel into tubers in the field and during storage, causing significant damage.
How to treat Potato Tuber Moth (PTM)
In storage, cover tubers with dried Lantana camara leaves or apply neem seed extract. Bacillus thuringiensis (Bt) can be used as a biological control agent.
How to prevent Potato Tuber Moth (PTM)
Deep planting, proper earthing up to cover tubers, timely harvest, destroying infested tubers and plant residues, and using fine mesh to cover storage entry points.
Crops commonly affected
Related questions
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