Weather Outlook 2014 - Dr. Elwynn Taylor, Iowa State University, from the 2014 World Pork Expo, June 4 - 6, 2014, Des Moines, IA, USA.
More presentations at http://www.swinecast.com/2014-world-pork-expo
2004—9 was the 1st event I know of where US corn yielded above trend for 6 consecutive years (in Canada, Montana, Washington 6 years of below trend ag production. Then came the 2nd strongest La Nina in history.