Corn prices fell on Wednesday, on profit-taking from the 14-month high of $4.22/bushel that was reached on Tuesday.
Corn and soybean futures yesterday were lifted by strong Chinese demand for US farm goods.
Investors are anticipating further Chinese data to determine the amount of Beijing's purchases of US soybean and corn.
The dollar index rose against a basket of currencies by 0.5% to 93.4 points as of 21:32 GMT, after it hit a high of 93.6 and a low of 93.05.
Corn December futures fell 3.4% to $4.01 per bushel, after hitting a high of $4.15 and a low of $4.