General Comments Trading volume overnight was better than average as grain and soy prices sampled both sides of yesterday's closes. After today, only six full trading days remain before the important USDA reports due midday on 28 June. That is also first intention day for July futures contracts and the day by which traders must reduce their positions in July contracts to a maximum of 600 contracts. July options expire this Friday, 21 June.The day session turned quite active with perhaps the broadest demonstration of price strength in two or three weeks. Corn, wheat and soybeans all finished with double-digit gains that neared or topped 20 cents, except for July corn, which managed to close only 9 cents higher. There were a number of diff...