Wine industry analyst Jon Fredrickson speaking at the Unified Wine & Grape Symposium last week at the Sacramento Convention Center, said California wine shipments were down 1.6 percent. The largest disparity in sales included international exports in which 3.2 million fewer cases were shipped overseas. While Fredrickson argued that the decrease in California wine exports is due to the economy, his data and theories were being disputed only 50 miles away. The El Dorado Winery Association held its annual Bring out the Barrel event Saturday and Sunday to packed cellars and enthusiastic wine lovers. “We learned something and had great wine,” said Glenda Lumsden of Placerville, Calif. Along w