By AMY LORENTZEN DES MOINES, Iowa - Don't expect to hear much talk about farming from the presidential candidates who regularly tour Iowa, one of the nation's premier agriculture states. Instead, prepare for three words: I love ethanol.

Aug. 7--Terry Ferguson thought he was set for life. His 13 years with Delta Air Lines -- first as a mechanic, then as a foreman -- meant excellent pay and benefits and Harley-Davidson motorcycles in the garage.