California farmers expect to harvest 190,000 acres of the state's 670,000 acres of corn for grain this season, up 73 percent from last year, according to USDA/NASS. The largest California corn acreage priort o this year was 600,000 acres planted in 1998.

This is the largest corn-for-grain acreage since 2000. The remaining 480,000 acreage will be harvested for silage.

High corn grain prices, as well as strong demand for corn used for silage by dairy farms, encouraged the record high plantings.

In the U.S., corn planted acreage is estimated at 92.9 million, 19 percent above last year. Growers expect to harvest 85.4 million acres for grain, up 21 percent from 2006.