Northeast Research and Demonstration Farm

Investigating Physiological Impacts of Excessive Nitrogen in Corn

Authors: Lauren Schwarck (lschwa@iastate.edu) , Michael Castellano (Iowa State University)

Abstract

The objective of this study is to explore the impacts of excessive nitrogen application on corn that could lead to a decline in grain yield.

Keywords:

How to Cite: Schwarck, L. & Castellano, M. (2026) “Investigating Physiological Impacts of Excessive Nitrogen in Corn”, Iowa State University Research and Demonstration Farms Progress Reports. 2025(1).