Select Commodities – Outlook • Corn, Wheat Fall as Dollar's Gain Curbs Demand for U.S. Crops- Corn and wheat declined as the dollar traded near the highest in more than three months, eroding the appeal of U.S. supplies. Soybeans climbed. Grains fell as the dollar traded near a three-month high against the euro as signs that the world's largest economy is gaining traction and lingering credit concerns in Europe buoyed demand for the greenback.