Grocery Operations

SCARBOROUGH, Maine -- Hannaford Bros. here said net earnings increased 6.4% to $15.4 million in the second quarter.p 0.7% in the first half. The company said same-store results were affected by the Easter holiday, which fell in this year's first quarter and the second quarter of 1993.Hugh G. Farrington, president and chief executive officer of the 95-store chain, said the results were in line with