The agricultural industry has not been the best performer as of late, but many popular investors have been buying into the sector during the downturn, including billionaire investor George Soros and his former partner Jim Rogers, among others. With the drought sending corn, wheat and soybean to modern-era highs last year and early this year, many analysts expect these trends to continue into the first half of 2013. Below, we outline three agriculture stocks that have outperformed the rest and may be setting up for a big 2013 [for more agricultural news and analysis subscribe to our free newsletter].