America's Heartland

504 (5x4)

Air date: Sep 29, 2009

Jason Shoultz examines how a new plant disease called Citrus Greening threatens to devastate citrus growers across the country. Sarah Gardner heads out to roundup some Texas Longhorns in Ohio. Rob Stewart finds a school in Massachusetts where farming novices can learn how to live off the land. Yolanda Vazquez finds an Arkansas couple whose sweet potato business is highly-acclaimed.