Factory Food production increased.
—In-game description

Iowa Farmlands is a technology in Age of Empires III: Definitive Edition that is unique to the United States and can be researched at the State Capitol once the Imperial Age is reached. Once researched, it increases the Settler and Pilgrim's gather rate for Mills, Farms and Rice Paddies by 50%.

Community content is available under CC-BY-SA unless otherwise noted.