A combine harvesting grain corn and unloading the corn into a grain wagon, near Blue Earth; Minnesota, United States of America

A combine harvesting grain corn and unloading the corn into a grain wagon, near Blue Earth; Minnesota, United States of America

Expansive view of a combine harvesting grain corn and unloading the corn into a grain wagon, near Blue Earth; Minnesota, United States of America

Agriculture - Along the edge of a mature grain corn field a grain cart unloads harvested corn into a grain truck for transport to an elevator / near Blue Earth, Minnesota, USA.

Close up of an ear of harvest-ready grain corn on the stalk, with the husk pulled back, near Sioux City; Iowa, United States of America

Agriculture - Closeup of an ear of harvest ready grain corn on the stalk, with the husk pulled back / near Sioux City, Iowa, USA.

Father and son farmers preparing for spring planting of grain corn, near Northrop; Minnesota, United States of America

Farmer husband and wife pose together in a partially harvested grain corn field in Autumn, near Sioux City; Iowa, United States of America

Agriculture - Farmer husband and wife pose together in a partially harvested grain corn field in Autumn / near Sioux City, Iowa, USA.

A farmer and his young daughter share a moment together during his work day of harvesting and storing grain corn, near Sioux City; Iowa, United States of America

Agriculture - A farmer and his young daughter share a moment together during his work day of harvesting and storing grain corn / near Sioux City, Iowa, USA.

Dramatic sunrise light casting across harvested fallow cornfields and a farmstead with Harvestore silos, near Truman; Minnesota, United States of America

Yellow grain corn kernels after harvest

Agriculture - A John Deere combine (model 9670 STS) harvests mature grain corn in late afternoon Autumn light while unloading the corn into a grain wagon

Agriculture - A John Deere combine (model 9670 STS) harvests mature grain corn in late afternoon Autumn light while unloading the corn into a grain wagon

Agriculture - A John Deere combine (model 9670 STS) harvests mature grain corn in late afternoon Autumn light / Southern Iowa, USA.

Agriculture - A John Deere combine (model 9670 STS) harvests mature grain corn in late afternoon Autumn light / Southern Iowa, USA.

Mature grain corn kernel on black background

Agriculture - Expansive view of a John Deere combine harvesting grain corn in Autumn and augering the harvested corn into a grain wagon

Agriculture - A combine harvests grain corn in Autumn and augers the corn into a grain cart on-the-go / Iowa, USA.

Agriculture - Mature grain corn kernels piled up in a grain wagon during the Autumn harvest / Central Iowa, USA.

Agriculture - Closeup of mature freshly harvested grain corn kernels / Central Iowa, USA.

A large pile of yellow grain corn kernels

Agriculture - Ethanol production plant. Corn being unloaded from a grain truck / Iowa, USA.

Agriculture - A combine harvests grain corn and unloads the corn into a grain wagon