Marion Calmer: The Narrow Row Corn Visionary

Calmer BT Chopper Commercial 2015

Dr. Fred Below on Cornstalk Residue Management

Planting Into Residue 2015

Planting Into Residue 2

Marion Calmer on How Sizing Cornstalk Residue Affects Soybean Emergence

Marion Calmer on Applying Dry P&K Fertilizer

Marion Calmer on Setting Stripper Plates Gap

Marion Calmer on Sizing Residue During Harvest at the Corn Head

Marion Calmer on Combine Sieve Settings

Marion Calmer Harvesting Tip: Harvest on Downwind Side of Your Field

2015 Stine Twin 20s with a Calmer 12-inch corn head

Trash Reduction Kit from Calmer Corn Heads

Calmer BT Chopper Demonstration

Calmer BT Chopper® Kit Field Video

Calmer crushing knife rolls for corn heads by FIN-TV

Calmer Corn Heads Owner Makes Huge Impact


Calmer Showcases Worlds First 30-Row, 12 inch Corn Head


2013 Illinois Soybean Summit - Marion Calmer (Keynote Speaker)



"I made 1 pass and I called my son and told him, 'this thing is beautiful!'"

- Jack Brouwers, Manteno, IL