Corn futures on the Chicago Board of Trade opened higher on Tuesday as the corn/soybean spread corrected following a rally in soybeans last week, traders said.
At 9:33 am CST (1533 GMT), March corn was up 10-1/2 cents at $4.01-1/2 a bushel. The CBOT March wheat contract> was up 1 cent at $5.79-1/4 a bushel and the CBOT March soybean futures contract was up 8-1/4 cents at $10.28-1/4 a bushel.