Dr. Richard Roth Position Assistant Professor - Department of Agronomy Contact Email rtroth@iastate.edu Social Media and Websites Agronomy Profile Research Area Nutrient Management Area of Expertise Nitrogen Management Crop Production Affiliations Iowa State University ProjectsEnhancing In-Season Nitrogen Management in Corn Using UAS-based Remote Sensing and Soil Data Integration (2025)Investigating the Fate of Nitrogen Fertilizer in Perennial Groundcover Corn Cropping Systems Using 15N Stable Isotope Labeling (2024)
