Peter Groffman

Ecological thresholds: The key to successful environmental management or an important concept with no practical application?
Groffman, Peter M., J.B. Baron, Tamara Blett, Arthur J. Gold, I. Goodman, L.H. Gunderson, B.M. Levinson, et al. 2006. “Ecological Thresholds: The Key to Successful Environmental Management or an Important Concept With No Practical Application?”. Ecosystems 9: 1-13.
Invasive earthworm species and nitrogen cycling in remnant forest patches
Szlavecz, K., S.A. Placella, Richard V. Pouyat, Peter M. Groffman, C. Csuzdi, and Ian D. Yesilonis. 2006. “Invasive Earthworm Species and Nitrogen Cycling in Remnant Forest Patches”. Appl. Soil Ecol. 32: 54-62.
Land use context and natural soil controls on plant community composition and soil nitrogen and carbon dynamics in urban and rural forests
Groffman, Peter M., Richard V. Pouyat, Mary L. Cadenasso, Wayne C Zipperer, K. Szlavecz, Ian D. Yesilonis, Lawrence E. Band, and G.S. Brush. 2006. “Land Use Context and Natural Soil Controls on Plant Community Composition and Soil Nitrogen and Carbon Dynamics in Urban and Rural Forests”. For. Ecol. Manage 236: 177-92.
Landscape variation in microarthropod response to calcium addition in a northern hardwood forest ecosystem
Fisk, Melany C., W.R. Kessler, A. Goodale, Timothy J. Fahey, Peter M. Groffman, and Charles T. Driscoll. 2006. “Landscape Variation in Microarthropod Response to Calcium Addition in a Northern Hardwood Forest Ecosystem”. Pedobiologia 50: 69-78.
Linking ecosystem engineers to soil processes: A framework using the Jenny State Factor Equation
Jones, Clive G., Jorge L. Gutiérrez, Peter M. Groffman, and Moshe Shachak. 2006. “Linking Ecosystem Engineers to Soil Processes: A Framework Using the Jenny State Factor Equation”. European J. Soil Biol. 42: S39-S53. http://www.caryinstitute.org/reprints/Jones_et_al_2006_Linking_EJSB_42-S39-S53.pdf.
Methods for measuring denitrification: Diverse approaches to a difficult problem
Groffman, Peter M., M.A. Altabet, J.K. Böhlke, K. Butterbach-Bahl, M.B. David, M.K. Firestone, A. E. Giblin, T.M. Kana, L.P. Nielsen, and M.A. Voytek. 2006. “Methods for Measuring Denitrification: Diverse Approaches to a Difficult Problem”. Ecol. Appl. 16: 2091-2122. http://www.caryinstitute.org/reprints/Groffman_et_al_Methods_denitrification_Ecol_Appl.pdf.
Microbial nitrogen cycling processes in a sulfidic coastal marsh
Jacinthe, P.A., and Peter M. Groffman. 2006. “Microbial Nitrogen Cycling Processes in a Sulfidic Coastal Marsh”. Wetl. Ecol. Manage 14: 123-31.
Calcium Additions and Microbial Nitrogen Cycle Processes in a Northern Hardwood Forest
Groffman, Peter M., Melany C. Fisk, Charles T. Driscoll, Gene E. Likens, Timothy J. Fahey, C. Eagar, and Linda H. Pardo. 2006. “Calcium Additions and Microbial Nitrogen Cycle Processes in a Northern Hardwood Forest”. Ecosystems 9: 1289-1305. http://www.caryinstitute.org/reprints/Groffman_et_al_2006_Calcium_Additions_Ecosystems.pdf.
Chloride effects on nitrogen dynamics in forested and suburban stream debris dams
Hale, R., and Peter M. Groffman. 2006. “Chloride Effects on Nitrogen Dynamics in Forested and Suburban Stream Debris Dams”. J. Environ. Qual. 35: 2425-32.
Winter in northeastern North America: An often overlooked but critical period for ecological processes
Campbell, John L., Myron J. Mitchell, Peter M. Groffman, and Lynn M. Christenson. 2005. “Winter in Northeastern North America: An Often Overlooked But Critical Period for Ecological Processes”. Front. Ecol. Environ. 3: 314-22.