UMN Extension Nutrient Management Podcast

More Maximum Return to Nitrogen (MRTN): How is this N rec calculated?


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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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Click here to listen to all Advancing Nitrogen Smart podcast episodes.

For the latest nutrient management information, subscribe to the Nutrient Management Podcast. And don't forget to subscribe to the Minnesota Crop News daily or weekly email newsletter, subscribe to our YouTube channel, like UMN Extension Nutrient Management on Facebook, follow us on X (formerly twitter), and visit our website.

If you have questions or comments, please email us at [email protected].

Advancing Nitrogen Smart is proud to be supported by the farm families of Minnesota and their corn check-off investment through Minnesota Corn.

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UMN Extension Nutrient Management PodcastBy University of Minnesota Extension

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