USDA-ARS, Institute for Environmentally Integrated Dairy Management 1 article published in JoVE Environment Measuring Phosphorus Release in Laboratory Microcosms for Water Quality Assessment Eric O. Young1, Donald S. Ross2, Jessica Sherman1 1United States Department of Agriculture, Agricultural Research Service (USDA-ARS), Institute for Environmentally Integrated Dairy Management, 2Department of Plant and Soil Science, University of Vermont Accurate quantification of phosphorus (P) desorption potential in saturated soils and sediments is important for P modeling and transport mitigation efforts. To better account for in situ soil-water redox dynamics and P mobilization under prolonged saturation, a simple approach was developed based on repeated sampling of laboratory microcosms.
