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Grocery staples including potatoes, butter and mince are at the heart of a new supermarket price battle as Tesco tries to dent the expansion of discounter Aldi by matching its prices.

Potato production in the north east and north west of England has fallen by an estimated 36,100 tonnes on the previous season, to 205,200t.

Haiths bagging trailer has the potential to cut costs for potato growers, by simplifying logistics and handling. Geoff Ashcroft spoke to a Herefordshire grower who has invested in two of them.