Markets were quiet and somewhat weaker overnight, but this changed during the day session when corn and wheat turned and headed higher. General Comments Outside markets were mixed. U.S. stocks had an up and down day before closing with minor losses. The U.S. dollar index was up slightly. Gold and silver fell, but copper posted a small gain. NYMEX crude oil jumped $1.02 higher to close at $101.28 as stocks of crude at Cushing, OK, the main NYMEX delivery point, continued to drain toward the Gulf through the recently opened pipeline that is supposed to be the southern extension of the Keystone pipeline. The market also expects a pickup in demand this spring. Falling crude stocks at Cushing have supported NYMEX crude prices and narrowed the...