Well, What’s Next?

December 2022 | 27 min., 25 sec.
by Brian Arnall
Oklahoma State University

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This presentation addresses the importance of and challenges to soil testing. It examines recent work on the impact of soil pH on lint yield and quality, the importance of phosphorus and potassium fertility amid rising input cost, and nitrogen management.

About the Presenter

Brian Arnall

Brian Arnall is a precision nutrient management Extension specialist for Oklahoma State University. He has served in that role since earning his doctorate in soil science from Oklahoma State University in 2008. Brian's Extension, teaching, and research efforts are focused on precision technologies and nutrient management in all of Oklahoma's cropping systems, with an emphasis on site-specific techniques. He works closely with Extension educators and industry personnel to improve nutrient management practices among Oklahoma producers that will lead to increased profitability. Ongoing studies are focused on developing methods to use sensor-based technologies, improving the timing and placement of nitrogen fertilizer, increasing nutrient use efficiency, and improving recommendations for phosphorus fertilizer. In addition, Brian has a crew of developers producing iOS and Android applications.

Contact Information:
Email: b.arnall@okstate.edu


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