India's wholesale price index rose 1.31% in August from a year earlier, government data released on Tuesday showed. Economists polled by Reuters had estimated wholesale price inflation at 1.85% in August. Inflation was at 2.04% in July. Food prices rose 3.26% year-on-year from a 3.55% increase in July. Cereal prices rose 8.44% over last year, compared to an 8.96% on-year increase in July. Vegetable prices fell 10.01% on-year from a 8.93% drop in July. Manufactured product prices increased 1.22% year-on-year against a 1.58% rise in the previous month. Fuel and power prices fell 0.67% on-year compared with a 1.72% increase in July.