This video features Dr. Natasha Rayne, assistant professor and extension soil fertility specialist at UW–Madison, discussing the concept of manure nitrogen credits and their importance in agricultural nutrient management. She explains how nitrogen credits are calculated, the variability in nitrogen content across different types of manure, and the factors affecting nitrogen availability. The presentation highlights the challenges in estimating nitrogen availability due to environmental factors and manure management practices. Natasha emphasizes the need for accurate manure testing and explores opportunities to refine nitrogen estimates to improve crop yields and reduce environmental impact.
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▶ Manure Nitrogen Credits: What do we know, and what’s next? – Crops and Soils