USDA Reports:  This month’s 2019/20 U.S. corn outlook is for slightly lower production, reduced exports and corn used for ethanol, greater feed and residual use, and lower ending stocks.  Corn production is forecast at 13.779 billion bushels, down 20 million as a decline in harvested area more than offsets an increased yield forecast.  Corn supplies are forecast down sharply from last month on a reduced crop and lower beginning stocks based on the September 30 Grain Stocks report.  Exports are reduced 150 million bushels reflecting smaller supplies and U.S. price competitiveness.  Corn used for ethanol is down 50 million bushels based on weekly production data as reported by the Energy Information Administrati...