Breaking Barriers: Mastering Residue Management & Soil Health with Marion Calmer

In this episode of Breaking Barriers with R&D, Randy Dowdy and David Hula sit down with Marion Calmer, a fourth-generation farmer, seasoned independent on-farm researcher, and founder of Calmer Corn Heads. Calmer shares how his innovative BT Chopper transforms residue management in no-till systems by accelerating cornstalk breakdown, improving soil health, and boosting nutrient cycling. The conversation dives into practical solutions for excessive residue, using stubble height to prevent blow-off, and addressing nutrient stratification to ensure phosphorus and potassium reach plant roots. Calmer also reflects on his passion for restoring vintage farm equipment, connecting modern innovations to the deep-rooted traditions of agriculture.See omnystudio.com/listener for privacy information.