USDA's U.S. corn outlook is for 2020/21 supply to be up slightly and no changes in projected use; Ending stocks are 5 million bushels higher at 3.3 billion bushels.  The season-average farm price is unchanged at $3.20 per bushel. Brazilian corn production is unchanged, as higher area is offset by a reduction in yield.   The global coarse grain production forecast for 2020/21 is raised 3.2 million tons to 1,484.6 million.   ...