Strips of oats and hay are interspersed with strips of corn to save soil and improve water quality and wildlife habitat on this field in northeast Iowa. 1999.
Photographer: Lynn Betts. USDA Natural Resources Conservation Service.
How has agriculture in Iowa changed over time?
Get up-close and in-depth when examining artifacts such as photographs. Look for details such as clothing, technologies or street signs in old photographs to learn more about the past.