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Submissions from 2021

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Effect of 6-Methoxy-2-Benzoxazolinone (MBOA) on Pythium Species and Corn Seedling Growth and Disease, Jyotsna Acharya, T.C. Kaspar, and Alison E. Robertson

Submissions from 2020

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Automated measurement of eroding streambank volume from high-resolution aerial imagery and terrain analysis, Forrest Williams, Peter Moore, Thomas Isenhart, and Mark Tomer

Submissions from 2019

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Changes in lateral floodplain connectivity accompanying stream channel evolution: Implications for sediment and nutrient budgets, William J. Beck, Peter L. Moore, Keith E. Schilling, Calvin F. Wolter, Thomas M. Isenhart, Kevin J. Cole, and Mark D. Tomer

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Impact of hydraulic residence time on nitrate removal in pilot-scale woodchip bioreactors, E. A. Martin, Morgan P. Davis, Thomas B. Moorman, Thomas M. Isenhart, and Michelle L. Soupir

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Managing crop nutrients to achieve water quality goals, Andrew Sharpley, Matthew J. Helmers, Peter Kleinman, Kevin King, April B. Leytem, and Nathan Nelson

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Nitrate on a Slow Decline: Watershed Water Quality Response during Two Decades of Tallgrass Prairie Ecosystem Reconstruction in Iowa, Mark D. Tomer, Keith E. Schilling, and Kevin J. Cole

Submissions from 2018

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Long term biochar effects on corn yield, soil quality and profitability in the US Midwest, Deborah Aller, Sotirios V. Archontoulis, Wendong Zhang, Wendiam Sawadgo, David Laird, and Kenneth J. Moore

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Evaluating the Timing and Interdependence of Hydrologic Processes at the Watershed Scale Based on Continuously Monitored Data, Antonio Arenas, Keith Schilling, James Niemeier, and Larry Weber

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Streambank Alluvial Unit Contributions to Suspended Sediment and Total Phosphorus Loads, Walnut Creek, Iowa, USA, William Beck, Thomas Isenhart, Peter Moore, Keith Schilling, Richard Schultz, and Mark Tomer

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Catchment-scale Phosphorus Export through Surface and Drainage Pathways, Conrad E. Brendel, Michelle L. Soupir, Leigh Ann M. Long, Matthew J. Helmers, Charles D. Ikenberry, and Amy L. Kaleita

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Historical nitrogen fertilizer use in agricultural ecosystems of the contiguous United States during 1850–2015: application rate, timing, and fertilizer types, Peiyu Cao, Chaoqun (Crystal) Lu, and Zhen Yu

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Wet Spots as Hotspots: Moisture Responses of Nitric and Nitrous Oxide Emissions From Poorly Drained Agricultural Soils, S. J. Hall, L. Reyes, W. Huang, and P. M. Homyak

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Wet Spots as Hotspots: Moisture Responses of Nitric and Nitrous Oxide Emissions From Poorly Drained Agricultural Soils, Steven J. Hall, L. Reyes, Wenjuan Huang, and P.M. Homyak

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Extreme weather‐year sequences have nonadditive effects on environmental nitrogen losses, Javed Iqbal, Magdalena Necpalova, Sotirios Archontoulis, Robert P. Anex, Marie Bourguignon, Daryl Herzmann, David C. Mitchell, John E. Sawyer, Qing Zhu, and Michael J. Castellano

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Exploring multiple operating scenarios to identify low-cost, high nitrate removal strategies for electrically-stimulated woodchip bioreactors, Ji-Yeow Law, Michelle L. Soupir, D. Raj Raman, and Thomas Moorman

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Electrical stimulation for enhanced denitrification in woodchip bioreactors: Opportunities and challenges, J. Y. Law, Michelle L. Soupir, D. Raj Raman, T. B. Moorman, and Say K. Ong

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Conditional Causal Mediation Analysis of Factors Associated With Cover Crop Adoption in Iowa, USA, Danhyang Lee, J. Gordon Arbuckle, Zhengyuan Zhu, and Laurie Nowatzke

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Conservation Agriculture Practices Increase Potentially Mineralizable Nitrogen: A Meta-Analysis, Navreet K. Mahal, Michael J. Castellano, and Fernando E. Miguez

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Legacy effects of long-term nitrogen fertilizer application on the fate of nitrogen fertilizer inputs in continuous maize, Hanna J. Poffenbarger, John E. Sawyer, Daniel W. Barker, Daniel C. Olk, Johan Six, and Michael J. Castellano

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A Systems Modeling Approach to Forecast Corn Economic Optimum Nitrogen Rate, Laila A. Puntel, John E. Sawyer, Daniel W. Barker, Peter J. Thorburn, Michael J. Castellano, Kenneth J. Moore, Andy VanLoocke, Emily A. Heaton, and Sotirios V. Archontoulis

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Do shallow water tables contribute to high and stable maize yields in the US Corn Belt?, Gonzalo Rizzo, Juan Ignacio Rattalino Edreia, Sotirios Archontoulis, Haishun S. Yang, and Patricio Grassini

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Distribution and mass of groundwater orthophosphorus in an agricultural watershed, Keith E. Shilling, Matthew T. Streeter, Thomas M. Isenhart, William J. Beck, Mark D. Tomer, Kevin J. Cole, and John L. Kovar

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Impact of temperature and hydraulic retention time on pathogen and nutrient removal in woodchip bioreactors, Michelle L. Soupir, Natasha L. Hoover, Thomas B. Moorman, Ji Yeow Law, and Bradley L. Bearson

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Effects of golf course management on subsurface soil properties in Iowa, Matthew T. Streeter and Keith E. Schilling

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Evaluation of AnnAGNPS for simulating the inundation of drained and farmed potholes in the Prairie Pothole Region of Iowa, Pawan Upadhyaya, L. O. S. Pruski, Amy Kaleita, and Michelle L. Soupir

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Iowa Farmland Ownership and Tenure Survey 1982–2017: A Thirty-five Year Perspective, Wendong Zhang, Alejandro Plastina, and Wendiam Sawadgo

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Coupling soil water processes and nitrogen cycle across spatial scales: Potentials, bottlenecks and solutions, Qing Zhu, Michael J. Castellano, and Guishan Yang

Submissions from 2017

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Understanding Predictors of Nutrient Management Practice Diversity in Midwestern Agriculture, Hanna Bates and J. Gordon Arbuckle Jr.

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Targeted subfield switchgrass integration could improve the farm economy, water quality, and bioenergy feedstock production, Elke Brandes, Gabe S. McNunn, Lisa A. Schulte, David J. Muth, Andy VanLoocke, and Emily A. Heaton

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Assessment of Bioenergy Cropping Scenarios for the Boone River Watershed in North Central Iowa, United States, Philip W. Gassman, Adriana M. Valcu-Lisman, Catherine L. Kling, Steven K. Mickelson, Yiannis Panagopoulos, Raj Cibin, Indrajeet Chaubey, Calvin F. Wolter, and Keith E. Schilling

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Pilot-Scale Denitrification Bioreactors for Replicated Field Research, Natasha L. Hoover, Michelle L. Soupir, Richard D. VanDePol, Timothy R. Goode, and Ji Yeow Law

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The trouble with cover crops: Farmers’ experiences with overcoming barriers to adoption, Gabrielle E. Roesch-McNally, Andrea D. Basche, J. G. Arbuckle, John C. Tyndall, Fernando E. Miguez, Troy Bowman, and Rebecca Clay

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Use of water quality surrogates to estimate total phosphorus concentrations in Iowa rivers, Keith E. Schilling, Sea-Won Kim, and Christopher S. Jones

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Prairie strips improve biodiversity and the delivery of multiple ecosystem services from corn–soybean croplands, Lisa A. Schulte-Moore, Jarad Niemi, Matthew J. Helmers, Matthew Z. Liebman, J. Gordon Arbuckle Jr., David E. James, Randall K. Kolka, Matthew E. O'Neal, Mark D. Tomer, John C. Tyndall, Heidi Asbjornsen, Pauline Drobney, Jeri Neal, Gary Van Ryswyk, and Christopher C. Witte

Submissions from 2016

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Phosphorus source--sink relationships of stream sediments in the Rathbun Lake watershed in southern Iowa, USA, Najphak Hongthanat, John L. Kovar, Michael L. Thompson, James R. Russell, and Thomas M. Isenhart

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Woodchip Denitrification Bioreactors: Impact of Temperature and Hydraulic Retention Time on Nitrate Removal, Natasha L. Hoover, Alok Bhandari, Michelle L. Soupir, and Thomas B. Moorman

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How cost-effective are cover crops, wetlands, and two-stage ditches for nitrogen removal in the Mississippi River Basin?, Sarah S. Roley, Jennifer L. Tank, John Tyndall, and Jonathan D. Witter

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Assessing the Potential to Decrease the Gulf of Mexico Hypoxic Zone with Midwest US Perennial Cellulosic Feedstock Production, Andy VanLoocke, Tracy E. Twine, Christopher J. Kucharik, and Carl J. Bernacchi

Submissions from 2014

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Streambank Erosion Rates and Loads within a Single Watershed: Bridging the Gap between Temporal and Spatial Scales, Jason A. Palmer, Keith E. Schilling, Thomas M. Isenhart, Richard C. Schultz, and Mark D. Tomer