For the second month in a row, the 2017 U.S. corn and soybean yield/production estimates from USDA/NASS surprised the great majority of private analysts and crop scouts.For the second month in a row, the higher 2017 U.S. corn and soybean yield/production estimates from USDA/NASS surprised the great majority of private analysts and crop scouts. It had been expected that there would be at least modest reductions. Corn Estimates NASS has the 2017 national average yield at 169.9 bushels/acre (BPA), up 0.4 BPA from August. Production was put at 14.184 billion bushels, up 31 million bushels from August. That is a minor increase, but it looms larger compared to the average trade guess of about 14 billion bushels. Although today’s production esti...