Stover experiments critical to Iowa's future in biofuels

Des Moines Register
11:53 PM, Nov. 17, 2011

GILBERT, IA. — If Iowa hopes to remain a leader in the next generation of biofuels beyond corn-based ethanol, it must figure out cost-effective ways to pick up the cornstalks and leaves left behind at harvest.

That is what several machines have been doing on fields in northern Story County this fall to practice gathering for a noncorn or cellulosic biomass ethanol plant that DuPont will open by 2013 near Nevada.

The same exercise has happened the last three years in a 35-mile radius around Emmetsburg, where Poet of Sioux Falls, S.D., has begun work on a cellulosic plant scheduled to open in 2013.

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