Today's trading of corn contracts was primarily preparation for USDA's 12 August reports. There is far less interest among traders in trying to trigger technical price action than to be ready for the volatility that is approaching. General Comments Between late September 2014 and yearend, there was a rather uniform rally in corn, wheat and soymeal. The nearby corn contract rallied around $0.75 from its September low of about $3.64/bushel to a high of approximately $4.40/bushel. Increased demand was credited in part for this rebound, but that reasoning was not entirely accurate as USDA's estimates for 2014/15 U.S. corn ending stocks averaged over 2 billion bushels during this period, and corn contracts sold back off to the prior lows from...