No-Till Innovator Marion Calmer checks in from his Alpha, Ill., farm with a preview of his 2025 National No-Tillage Conference (NNTC) presentation. The 4-time NNTC presenter of the year will go through his 40-year journey of replicated studies on nitrogen rates, row spacings, populations, tillage vs. no-till vs. strip-till, residue management and most recently the long-term effects of surface-applied phosphorous and potassium. The 2025 National No-Tillage Conference takes place Jan. 7-10 in Louisville, Ky.

Download the full program and register at NoTillConference.com