Project LIBERTY Field DayPOET Biorefining - Emmetsburg

November 6, 2008

Jeff Broin CEO, POET

Cob Harvesting

From Field to Biorefinery

Cobs: From Field to Biorefinery

F a r m e r R e s p o n s i b i l i t y

P O E T R e s p o n s i b i l i t y

Collection In-Field Transport In-Field Storage

Pile Pick-Up Transportation Receiving

Three Collection Options(So Far)

1. Corn / Cob Mix (CCM)

3. Whole Cob – Towable

5. ISU/Deere Harvester

Photo ofCorn

Corn / Cob Mix (CCM)

CCM in Tank CCM Separation

COMBINE

Corn

Cobs

CCM Systems in the Field Today

Wildcat Screener

Whole Cob – Towables

Separation Done Here

TOWABLE

COMBINE

Corn

Cobs

Towable Systems in the Field Today

ISU/John Deere Harvester

Cobs: From Field to Biorefinery F a r m e r R e s p o n s i b i l i t y

P O E T R e s p o n s i b i l i t y

Collection In-Field Transport In-Field Storage

Pile Pick-Up Transportation Receiving

CCM in Transit to Separator

In-Field Whole Cob Transport

Cobs: From Field to Biorefinery F a r m e r R e s p o n s i b i l i t y

P O E T R e s p o n s i b i l i t y

Collection In-Field Transport In-Field Storage

Pile Pick-Up Transportation Receiving

In-Field Storage

Cobs: From Field to Biorefinery F a r m e r R e s p o n s i b i l i t y

P O E T R e s p o n s i b i l i t y

Collection In-Field Transport In-Field Storage

Pile Pick-Up Transportation Receiving

Your Participation

1. 2008: Pre-commercial harvest

2. 2009: First commercial harvest

3. Plan your participation now

Thank You