The Crop Science Podcast Show - Dr. Michael Castellano: Farmer-Led Nitrogen Research | Ep. 147

In this episode of The Crop Science Podcast Show, Dr. Michael Castellano, co-founder and lead of the Iowa Nitrogen Initiative and professor at Iowa State University, explains how farmer-led field trials are transforming nitrogen management. He discusses variable-rate experiments, precision agriculture, process modeling, and the data needed to balance profitability with environmental performance. Listen now on all major platforms!

What you'll learn:  

• Farmer-led nitrogen trials
• Variable-rate research design
• Precision agriculture data
• Nitrogen decision models
• Profitability and environmental performance

Meet the guest:

Dr. Michael Castellano is co-founder and lead of the Iowa Nitrogen Initiative and a professor of agronomy at Iowa State University. His work focuses on improving nitrogen management through farmer partnerships, field-scale experiments, precision agriculture, and biophysical process modeling. Listen to The Crop Science Podcast Show with Dr. Michael Castellano on all major platforms. 

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