Dr. William Crumpton
Position
- Professor - Ecology, Evolution, and Organismal Biology
Research Area
Area of Expertise
- Nitrate Removal Wetlands
Affiliations
- Iowa State University
Projects
- Evaluating Phosphorus Retention in Saturated Riparian Buffers (2025)
- Linking agricultural practices to water quality improvement: The importance of spatial scale in accurately characterizing nonpoint source nutrient loads in Iowa stream systems (2023)
- Building cross-scale predictability of land-to-aquatic nitrogen loads in agriculture-dominated watersheds (2021)
- Linking Agricultural Practices to Water Quality Improvement: The Importance of Scale in Accurately Characterizing Nonpoint Source Nutrient Loads in Iowa Streams (2019)
- Before the Streams: Modeling the Effectiveness of In-Field and Edge-of-Field Practices in Reducing Nitrogen Loads (2018)
- Quantifying Hotspots of Nitrate and Dissolved Phosphorus Losses from Cropped Depressions and Impacts at the Catchment Scale (2018)
- Delivery-Scale Evaluation and Modeling of Nutrient Reduction Practices (2017)
- Improving the Capacity to Detect Load Reductions (2016)
- Potential Monomethylmercury Production in Bioreactors and Wetlands Intercepting Elevated Nitrate Loads in Iowa (2016)
- Nonpoint Source Nitrogen and Phosphorous Loads at Implementation Scale: Direct Agricultural Nutrient Loads to Surface Waters in Relation to Land Use and Management (2013)