More Maximum Return to Nitrogen (MRTN): How is this N rec calculated?
Description
Today on the Advancing Nitrogen Smart podcast series, Brad and Dan tell us how the Maximum Return to Nitrogen (MRTN) approach to N rate recommendations is calculated. What does the MRTN actually measure for farmers? What's the reason the MRTN recommendations were created? What kind of / how many rate trials are used to build the dataset? Does the MRTN rate recommendation approach work well in all Minnesota regions? Brad and Dan cover this and more on today's show.
Guests:
- Brad Carlson, Extension educator (Mankato)
- Dan Kaiser, Extension nutrient management specialist (St. Paul)
Additional resources:
- Corn Rate Calculator
- What to know about the Maximum Return to Nitrogen (MRTN) approach to corn N rate guidelines
- The history of N rate recommendations in Minnesota: What farmers should know
- Nitrogen Smart
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