Jennifer Weld

Jennifer Weld

  • Assistant Research Professor
  • Director PAOneStop
119 Agricultural Sciences and Industries Building
University Park, PA 16802

Areas of Expertise

  • Agricultural Erosion and Sedimentation Planning
  • Farm Mapping
  • Phosphorus Cycling and Management
  • Nutrient Management Planning

Education

  • B.S., Cornell University (1995)
  • M.S., Penn State (1999)
  • Ph.D., Penn State (ABD)
Appointment:
  • 25% Extension
  • 25% Teaching
  • 50% Research

Courses Taught:

  • Environmental Geographic Information Systems (Soils 450, 3 cr, every fall, undergraduate)
  • Case Studies in Ecosystem Management (ERM 413W, 3 cr, every spring, undergraduate)

Relevant Publications:

  • Collick, A.S., T.L. Veith, D.R. Fuka, P.J.A. Kleinman, A.R. Buda, J.L. Weld. 2016. Improved simulation of edaphic and manure phosphorus loss in SWAT. J. Environ. Qual. 45:1215–1225. doi:10.2134/jeq2015.03.0135.
  • Sharpley, A., P. Kleinman, C. Baffaut, D. Beegle, C. Bolster, A. Collick, Z. Easton, J. Lory, N. Nelson, D. Osmond, D. Radcliffe, T. Veith, and J. Weld. 2017. Evaluation of Phosphorus Site Assessment Tools: Lessons from the USA. J. Environ. Qual. 46:1250–1256 (2017) doi:10.2134/jeq2016.11.0427.
  • Cela, S., Q.M. Ketterings, K.J. Czymmek, J. Weld, D.B. Beegle, and P.J.A. Kleinman. 2016. Nutrient management planners' feedback on New York and Pennsylvania phosphorus indices. Journal of Soil and Water Conservation.  doi:10.2489/jswc.71.4.281.
  • Veith, T.L., S.C. Goslee, D.B. Beegle, J.L. Weld, and P.J. A. Kleinman. 2017. Analyzing Within-County Hydrogeomorphological Characteristics as a Precursor to Phosphorus Index Modifications. J. Environ. Qual. 46:1365–1371. doi:10.2134/jeq2016.10.0416.
  • Collick, A.S., D.R. Fuka, P.J.A. Kleinman, A.R. Buda, J.L. Weld, M.J. White et al. 2015. Predicting phosphorus dynamics in complex terrains using a variable source area hydrolog y model. Hydrol. Processes 29:588–601. doi:10.1002/hyp.10178.
  • Liu, J., P.J.A. Kleinman, D.B. Beegle, J.L. Weld, A.N. Sharpley, L.S. Saporito. 2015. Phosphorus and nitrogen losses from poultry litter stacks and leaching through soils. Nutrient cycling in agroecosystems 103 (1): 101-114.

Adviser:  Beegle

Publications

Evaluation of phosphorus site assessment tools
Journal of Environmental Quality, Sharpley, Andrew, Kleinman, Peter, Baffaut, Claire, Beegle, Doug, Bolster, Carl, Collick, Amy, Easton, Zachary, Lory, John, Nelson, Nathan, Osmond, Deanna, Radcliffe, David, Veith, Tamie, Weld, Jennifer, 2017

Analyzing within-county hydrogeomorphological characteristics as a precursor to phosphorus index modifications
Journal of Environmental Quality, Veith, Tamie L., Goslee, Sarah C., Beegle, Doug B., Weld, Jennifer L., Kleinman, Peter J.A., 2017

Improved simulation of edaphic and manure phosphorus loss in SWAT
Journal of Environmental Quality, Collick, Amy S., Veith, Tamie L., Fuka, Daniel R., Kleinman, Peter J.A., Buda, Anthony R., Weld, Jennifer L., Bryant, Ray B., Vadas, Peter A., White, Mike J., Harmel, R. Daren, Easton, Zachary M., 2016

Phosphorus and nitrogen losses from poultry litter stacks and leaching through soils
Nutrient Cycling in Agroecosystems, Liu, Jian, Kleinman, Peter J A, Beegle, Douglas Brian, Weld, Jennifer, Sharpley, Andrew N., Saporito, Lou S., Schmidt, John P., 2015

Predicting phosphorus dynamics in complex terrains using a variable source area hydrology model
Hydrological Processes, Collick, Amy S., Fuka, Daniel R., Kleinman, Peter J.A., Buda, Anthony R., Weld, Jennifer L., White, Mike J., Veith, Tamie L., Bryant, Ray B., Bolster, Carl H., Easton, Zachary M., 2015