Source: Tom Bechman, CORN ILLUSTRATED, FARM PROGRESS, 2/18/14

Kevin Kalb of Dubois County, Ind., won his division of the National Corn Grower's Contest with over 370 bushels per acre on his contest plot in 2013.

One of the things he tried on his contest field that he didn't do on other fields was spray sugar and liquid carbon over the top while the crop was growing.

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