Nitrogen Paradigm Shift: Kempf's Bio-Nutrition for MSHC
By John Kempf
TL;DR: Redefining nitrogen management by prioritizing biological nutrition over synthetic fertilizers can significantly reduce costs and enhance crop resilience.
- Shift from chemical to biological nitrogen for stronger crops.
- Ammonium and urea are more efficient nitrogen forms.
- Nitrate increases plant water requirements.
- Foliar urea application is highly efficient.
- Sulfur can substitute initial nitrogen applications.
- Carbon and molybdenum aid nitrogen management.
Why it matters: Adopting biological nitrogen management practices can lead to more resilient crops, reduced input costs, and improved water efficiency, offering a sustainable path for growers.
Do this next: Explore the resources provided by the Minnesota Soil Health Coalition and AEA to delve deeper into biological nitrogen management.
Recommended for: Growers, agricultural advisors, and researchers interested in advanced biological farming techniques and sustainable nitrogen management.
In this webinar for the Minnesota Soil Health Coalition, John Kempf discusses a paradigm shift in nitrogen management . John outlines how moving away from high-electrolyte "chemistry" fertilizers toward biological nutrition can build crop resilience and significantly reduce input costs . By understanding how different forms of nitrogen, such as ammonium and urea versus nitrate, impact plant physiology and water requirements, growers can navigate a transition to a system where soil biology provides the majority of the crop's nutritional needs . In this webinar, John discusses: High-yielding crops historically receive about 80% of their nitrogen as ammonium and 20% as nitrate . Plants and soil biology interact with specific nitrogen forms like amino acids rather than generic N . Nitrate requires three molecules of water for conversion, increasing a plant's total water requirement . Foliar urea can be four to seven times more efficient than soil-applied nitrogen Replacing the first 25 pounds of nitrogen with 25 pounds of sulfur can deliver an equivalent yield responses Managing nitrogen with carbon and molybdenum reduces leaching and supports biological fixation Additional Resources To learn more about the Minnesota Soil Health Coalition, please visit: https://www.mnsoilhealth.org/ To learn more about AEA's approach to Nitrogen Management, please visit: https://advancingecoag.com/article/regenerative-nitrogen/ About John Kempf John Kempf is the founder of Advancing Eco Agriculture (AEA). A top expert in biological and regenerative farming, John founded AEA in 2006 to help fellow farmers by providing the education, tools, and strategies that will have a global effect on the food supply and those who grow it. Through intense study and the knowledge gleaned from many industry leaders, John is building a comprehensive systems-based approach to plant nutrition – a system solidly based on the sciences of plant physiology, mineral nutrition, and