Corn dips after record high; rally may not be over

SYDNEY - US corn futures dipped on Wednesday after racing to a record high in the previous session, but worries that US supplies could run out kept a floor under prices ahead of key US data on Friday. Corn has gained more than 15 percent in the four days to Tuesday, since a US government report showed unexpectedly low stocks as of March 1, raising concerns that the US Department of Agriculture

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