Vegetables and pulses pulled down food inflation by 1.51 percentage points, to a 4-month low of 16.30 per cent in the first week of March. Food inflation had stood at 17.81 per cent in the previous week.Prices of onions fell 11.08 per cent in the wholesale market, over the previous week, and potatoes fell 3.5 per cent.Overall vegetables prices during dropped 10.51 per cent, while pulses became cheaper by 3.85 per cent. But fuel prices rose 12.68 per cent on an annual basis, mainly on account of the increase in duties in the budget.