Peter Groffman

Nitrogen fluxes and retention in urban watershed ecosystems
Groffman, Peter M., N. Law, Kenneth T Belt, Lawrence E. Band, and G.T. Fisher. 2004. “Nitrogen Fluxes and Retention in Urban Watershed Ecosystems”. Ecosystems 7: 393-403. http://www.caryinstitute.org/reprints/Groffman_et_al_2004_Nitrogen_Fluxes_Ecosystems.pdf.
Nor gloom of night: A new conceptual model for the Hubbard Brook Ecosystem Study
Groffman, Peter M., Charles T. Driscoll, Gene E. Likens, Timothy J. Fahey, R.T. Holmes, C. Eagar, and J. D. Aber. 2004. “Nor Gloom of Night: A New Conceptual Model for the Hubbard Brook Ecosystem Study”. BioScience 54: 139-48.
Soil emissions of nitric oxide in two forest watersheds subjected to elevated inputs
Venterea, R.T., Peter M. Groffman, M.S. Castro, L. V. Verchot, I.J. Fernandez, and M.B. Adams. 2004. “Soil Emissions of Nitric Oxide in Two Forest Watersheds Subjected to Elevated Inputs”. For. Ecol. Manage 196: 335-49.
Tree species, root decomposition and subsurface denitrification potential in riparian wetlands
Rotkin-Ellman, M., Kelly Addy, Arthur J. Gold, and Peter M. Groffman. 2004. “Tree Species, Root Decomposition and Subsurface Denitrification Potential in Riparian Wetlands”. Plant Soil 263: 335-44.
Gross nitrogen process rates in temperate forest soils exhibiting symptoms of nitrogen saturation
Venterea, R.T., Peter M. Groffman, L. V. Verchot, A.H. Magill, and J. D. Aber. 2004. “Gross Nitrogen Process Rates in Temperate Forest Soils Exhibiting Symptoms of Nitrogen Saturation”. For. Ecol. Manage 196: 129-42.
Influence of earthworm invasion on redistribution and retention of soil carbon and nitrogen in northern temperate forests
Bohlen, Patrick J., Peter M. Groffman, Timothy J. Fahey, and Melany C. Fisk. 2004. “Influence of Earthworm Invasion on Redistribution and Retention of Soil Carbon and Nitrogen in Northern Temperate Forests”. Ecosystems 7: 13-29.
Invasive earthworms as agents of change in north temperate forests
Bohlen, Patrick J., S. Scheu, C.M. Hale, M.A. McLean, S. Migge, Peter M. Groffman, and D. Parkinson. 2004. “Invasive Earthworms As Agents of Change in North Temperate Forests”. Front. Ecol. Environ. 8: 427-35.
Carbon cycling in soil
Johnston, C.A., Peter M. Groffman, D.D. Breshears, Z.G. Cardon, W. Currie, B. Emanuel, J. Gaudinski, et al. 2004. “Carbon Cycling in Soil”. Front. Ecol. Environ. 10: 522-28.
Denitrification enzyme activity of fringe salt marshes in New England (USA)
Wigand, C., R. McKinney, M. Chintala, M. C. Charpentier, and Peter M. Groffman. 2004. “Denitrification Enzyme Activity of Fringe Salt Marshes in New England (USA)”. J. Environ. Qual. 33: 1144-51.
Earthworm invasion, fine root distributions and soil respiration in north temperate forests
Fisk, Melany C., Timothy J. Fahey, Peter M. Groffman, and Patrick J. Bohlen. 2004. “Earthworm Invasion, Fine Root Distributions and Soil Respiration in North Temperate Forests”. Ecosystems 7: 55-62.