Skip to main content

What to know about phosphorus and potassium soil testing

optimal phosphorus potassium P K soil test levels

In this episode of the Nutrient Management Podcast, three U of M researchers discuss optimal phosphorus and potassium levels in the soil. What are some key takeaways that growers should know about interpreting soil tests? Environmentally, what is the threshold at which we should avoid applications to prevent significant nutrient loss? Is there really an optimal soil test level that farmers should shoot for?

Listen to the podcast

View the podcast transcript

    Subscribe to the podcast and never miss an episode on iTunes and Stitcher!

    For the latest nutrient management information, subscribe to Minnesota Crop News email alerts, like UMN Extension Nutrient Management on Facebook, follow us on Twitter, and visit our website.

    Support for the Nutrient Management Podcast is provided by Minnesota's Agricultural Fertilizer Research & Education Council (AFREC).
    Print Friendly and PDF