(NAFB)--Nearly 20-thousand pork producers and leaders from 39 countries were in Des Moines, Iowa last week for the 25th anniversary World Pork Expo. Overall - National Pork Producers Council President Randy Spronk says producers were upbeat, exhibitors were busy, the weather was great and the crowds were good. Spronk says World Pork Expo is a great place to share ideas and talk business with vendors and fellow pork producers. Attendees had the chance to view the products, services and technologies of more than 400 exhibitors from the U.S. and other countries, eat some free pork barbecue and interact with fellow producers. The nearly two dozen business seminars and PORK Academy seminars were also popular. They offered the latest insights in production management, market outlook and strategic planning. In a special session - a panel of swine veterinarians and diagnostic experts updated producers on the porcine epidemic diarrhea virus - PEDV. The discussion centered on PEDV symptoms and infection rates - as well as prevention and biosecurity protocols. The World Pork Expo Junior National set another record for participation in its shows and other competitions. Sixteen-hundred pigs were exhibited by 678 juniors from 26 states. The 2014 World Pork Expo will take place June 4th through the 6th at the Iowa State Fairgrounds in Des Moines.