March corn opened 3 1/2 cents lower on the session at 671 1/4 and established an early range of 670 1/2 to 675. News of a potential slowdown in the China economy due to interest rate hike this morning plus some follow-through long liquidation from the weak close yesterday ahead of the supply/demand report due out tomorrow morning helped to pressure the market early. Traders see higher ethanol usage as a reason to suspect lower ending stocks in the supply/demand update with many traders looking for a decline of 5-15 million bushels from 745 million posted last month. Talk of the overbought condition basis the Commitment-of-Traders reports this past weekend showing near record net long position from non-commercials (funds) was also seen as a reason for the early sell-off. The market found support from the surge in wheat prices and a recovery in many commodity markets.