USDA's larger-than-expected spring wheat production estimate caught the market by surprise. Meanwhile, corn tagged along with the strong soybean market. General Comments Today was USDA report day, the end of the month and the end of the quarter. Grain and oilseed markets were generally softer overnight and ahead of this morning’s release of USDA’s quarterly stocks estimates and annual small grains summary. We are also of course about to head into the gut slot of the U.S. corn and soybean harvests. There just weren’t many reasons for anyone to get very brave buying or selling ahead of the reports and a harvest weekend.The quarterly stocks report was slightly bullish soybeans, at least not negative for corn and slightly bearish for wheat. T...