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Potato futures for May gained Rs 11.70, or 1.28%, to Rs 924.60 per quintal in 75 lots.
At the Multi Commodity Exchange (MCX), the April contract also traded higher by Rs 6.70, or 0.73%, to Rs 919.90 per quintal in 43 lots.
Prices strengthened as speculators enlarged their positions, driven by firming spot market trebd on upsurge in demand.
Less arrivals from major producing regions also supported the trade.
