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Showing posts with the label Micronutrients

Manure under a microscope: What variables affect nutrient value? (hint: they all do)

Photo credit: University of Minnesota Extension Today on Advancing Nitrogen Smart  we ask an unusual question: What is manure, really? We all know manure is made of the liquids and solids that pass through an animal's digestive system, but what has to happen for manure to become usable? Is all manure created equal, or do differences in animal type - and their feed - result in manure with variable nutrient values? How do factors like handling, storage and animal bedding impact available nutrients in manure? What are some of the long-term benefits of manure application? Is there an optimal time of year to apply manure? Brad Carlson and Melissa Wilson answer these questions and many more on this 39th episode of the Advancing Nitrogen Smart podcast. Read the full transcript here Guests: Brad Carlson, Extension educator (Mankato) Melissa Wilson, Extension manure nutrient management specialist (St. Paul) Additional resources: How to put together a manure management plan Nitrogen ava...

Micronutrients: Current research, tissue sampling, toxicity symptoms & more

Photo: University of Minnesota Extension Today on the Nutrient Management Podcast we're turning our attention to micronutrients. What does current research tell us about micronutrients - for corn specifically - that growers need to consider? Boron is another important micronutrient in Minnesota. What should farmers be aware of regarding boron? Is tissue sampling the answer to help predict where some of these micronutrients are needed? What are other important micronutrient takeaways? All this and much more on today's episode. Read the full transcript Guests & Contact Info: Daniel Kaiser, Extension nutrient management specialist (St. Paul) - email: dekaiser@umn.edu Carl Rosen, Extension nutrient management specialist (St. Paul) - email: rosen006@umn.edu Jeff Vetsch, U of M researcher (Waseca) - email: jvetsch@umn.edu Additional Resources: Micro- and secondary macronutrients Understanding plant analysis for crops Zinc for crop production Are you overspending on fertilizer? I...