Corn traded on the Chicago Board of Trade closed lower on Thursday, despite positive news for the market. The December contract fell 0.76 percent, or 3.25 cents per bushel, to $426.50, while March fell 0.85 percent, or 3.75 cents per bushel, to $437.75. The prices followed the widespread decline observed in other commodities such as soybeans, wheat, and meal, all with losses exceeding 1 percent on the day.