USDA forecast a record U.S. 2016 corn yield of 175.1 bushels/acre on 12 August and a record crop that will exceed 15 billion bushels (385 MMT) for the first time in history. However, there are a number of variables to consider.USDA forecast a record U.S. 2016 corn yield of 175.1 bushels/acre on 12 August and a record crop that will exceed 15 billion bushels (385 MMT) for the first time in history. The previous record yield was 171 bushels/acre in 2014. The table below shows a quick history of those yields from 2010 to the August USDA estimate:The Pro Farmer annual crop tour kicked off today, which is the 24th one. Twitter was alive all day (and will be all week) with real time reports from the field as the tour participants strive to get th...