USDA’s first survey-based corn yield forecast is a record 188.8 bushels per acre, which is 7.8 bushels higher than last month’s projection. U.S. exports are increased 200 million bushels to a record 2.9 billion bushels. Regardless, U.S. ending stocks are up 457 million bushels to 2.1 billion. The estimated seasonal average farm price is lowered 30 cents to $3.90 per bushel.  World corn stocks are up 10.4 million, to 282.6 million tons.  ...