Craig Abell, water and Enogen solution lead, Syngenta, talks about the acceptance of Enogen by farmers and ethanol plants alike and quickly notes the addition of purple corn markers in seed and harvested grain that will visually identify the Enogen corn. This Value Tracker purple corn is only in select Enogen seed for 2015. Enogen seed contains corn enzyme technology to help economically increase the output of corn ethanol plants.