Select Commodities – Outlook • Soybeans, Corn Rise Ahead of U.S. Forecasts for Crop Reserves Soybeans, Corn Rise Ahead of U.S. Forecasts for Crop Reserves - Soybeans rose the most in almost a week on speculation that U.S. crop reserves may be lower than earlier estemates. corn and wheat also advanced.. Soybeans for March delivery rose as much as 13.25 cents, or 1.5 percent, on the Chicago Board of Trade, the biggest intraday gain since Feb. 2. The most-active contract traded at $9.2625 a bushel at 10:15 a.m. Seoul time.