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Where the specialties are

• Machinery design

  Tractors, combines, planters and the automation inside them. The biggest employer group.

• Soil and water

  Irrigation, drainage and erosion control. This is where licensure matters most.

• Food and process engineering

  Getting a crop from field to package safely and at scale.

• Structures

  Grain bins, livestock housing, ventilation and storage.

• Precision agriculture

  GPS guidance, yield sensors, drones and the software that ties them together.