UMN Extension Nutrient Management Podcast

University of Minnesota Extension

Welcome to University of Minnesota Extension's Nutrient Management Podcast. Each month we bring you the latest research in nutrient management for crops and how you can incorporate the latest tips and best management practices to your farm.

  • Nitrogen conservation and water quality, Part 1: Tech, edge-of-field, & proactive management solutions
    Nitrogen conservation and water quality are the subject of today's Advancing Nitrogen Smart episode. There's lots to cover so we're splitting the episode up into two parts. Today in Part 1, Brad Carlson and Jeff Vetsch unpack different conservation solutions, and what might be achieved from their adoption. In what situations might buffer strips, cover crops, and corn genetics play their part?
    8 January 2025, 6:50 pm
  • Soybean nutrient management in western Minnesota: What to know about recent research
    Today on the podcast we focus on soybean nutrient management in western Minnesota. Our four panelists conduct research across Minnesota and North Dakota. They'll explain their research trials, and discuss some preliminary results. Also, what should growers keep in mind as we transition into 2025? What are the panelists' concerns about IDC? That and much more on our last episode of 2024. &
    19 December 2024, 6:30 pm
  • Nitrogen loss: Lessons learned from the 2024 growing season
    Nitrogen loss: Lessons learned from the 2024 growing season is the big topic on today's episode of the Nutrient Management Podcast. What N application practices looked particularly bad in 2024? Some farmers are saying they are no longer going to apply fall N based on how 2024 played out. Is this warranted, or is it an overreaction? Is there any data back from split-application trials, or
    7 November 2024, 3:29 pm
  • Nitrification inhibitors in detail: Important information to help delay N loss
    In episode 12 of the Advancing Nitrogen Smart series Brad and Dan talk in detail about nitrification inhibitors. What are the two types of inhibitors, and what are best practices for incorporation? How do soil type, temperature, and precipitation factor into farmer decision-making? How much time does a nitrification inhibitor buy you? In what circumstances should inhibitors be avoided altogether?
    30 October 2024, 4:37 pm
  • Advancing Nitrogen Smart podcast series celebrates 10 episodes, with more to come
    By: Jack Wilcox, Extension communications generalistAccess to unbiased, research-based information is essential for farmers and agricultural professionals. On the Advancing Nitrogen Smart podcast series, Extension educator Brad Carlson and Extension nutrient management specialist Dan Kaiser examine and unpack the latest in nitrogen management research and recommendations, enabling farmers to make
    24 October 2024, 2:40 pm
  • Liming and pH: Timing, economics, materials, and more
    In this episode of the Nutrient Management Podcast, our panelists discuss liming in detail. What kind of variation is there in liming recommendations? Since pH changes aren’t instant, when is the best time to apply limestone? Is lime application economically justified, and in what circumstances? What should growers know about selecting liming materials? What other bits of advice do our panelists
    15 October 2024, 5:34 pm
  • Your optimal N rate: Understanding its impact on yield, water quality, and the bottom line
    In this episode of the Advancing Nitrogen Smart series, we discuss probably the most important topic for many farmers - rate. What makes both over-application and under-application of nitrogen counter-productive in terms of yield? How does a Maximum Return To Nitrogen (MRTN) rate approach differ from a yield-based approach? What are long-term environmental consequences of over-application, and
    18 September 2024, 6:32 pm
  • Fall fertilizer outlook for 2024: Current conditions, soil testing, and farmer finances
    This episode of the Nutrient Management Podcast is our annual fall fertilizer outlook for 2024. After such a challenging growing season throughout most of the state, how do things look headed toward harvest? Since most of the state went from being too dry last year to too wet this year, how should this affect the approach to fertility management? What role will fertility play in sound
    9 September 2024, 4:10 pm
  • Nitrogen pools: Our experts talk timing, testing and uptake
    In this episode of the Advancing Nitrogen Smart series, our two experts discuss nitrogen pools. What are nitrogen pools, and where do we find them? How is N actually consumed by the plant, and what forms of N will plants take up more readily? What are some potential signs of N deficiency in the plant? How do nitrogen pools relate back to the 4R's, like timing?TRANSCRIPTGuests:Brad Carlson,
    27 August 2024, 4:13 pm
  • Phosphorus fertilizer guidelines: Four Midwest experts talk profit, yield, soil tests & more
    In this episode of the Nutrient Management Podcast, we’re talking about phosphorus fertilizer guidelines in Minnesota and throughout the Midwest. What are current state guidelines throughout the region, and are they satisfactory? Should farmers forgo taking a soil test to measure P levels, or should the test be prioritized? Might state phosphorus guidelines need to be revised, and if so, in what
    21 August 2024, 6:17 pm
  • Nitrogen transformation up close: Key details for efficient fertilizer management
    In the 6th episode of the Advancing Nitrogen Smart series, we’re taking an up-close look at the nitrogen transformation process. We’ll talk more about temperature conditions, rainfall versus drainage, and what makes knowing these details so valuable to Minnesota farmers and producers (as well as growers around the world). TRANSCRIPTGuests:Brad Carlson, Extension educator (Mankato)Daniel Kaiser,
    8 August 2024, 6:02 pm
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