Peter Groffman

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.
Ecosystem consequences of exotic earthworm invasion of north temperate forests
Bohlen, Patrick J., Peter M. Groffman, Timothy J. Fahey, and Melany C. Fisk. 2004. “Ecosystem Consequences of Exotic Earthworm Invasion of North Temperate Forests”. Ecosystems 7: 1-13.
Effects of exotic earthworms on soil phosphorus cycling in two broadleaf temperate forests
Suárez, Esteban R., Timothy J. Fahey, Peter M. Groffman, Patrick J. Bohlen, and Melany C. Fisk. 2004. “Effects of Exotic Earthworms on Soil Phosphorus Cycling in Two Broadleaf Temperate Forests”. Ecosystems 7: 28-44.
Exotic earthworm invasion and microbial biomass in temperate forest soils
Groffman, Peter M., Patrick J. Bohlen, Melany C. Fisk, and Timothy J. Fahey. 2004. “Exotic Earthworm Invasion and Microbial Biomass in Temperate Forest Soils”. Ecosystems 7: 45-54. http://www.caryinstitute.org/reprints/Groffman_et_al_2004_Exotic_Earthworm_Ecosystems.pdf.
Initial responses of phosphorus biogeochemistry to calcium addition in a northern hardwood forest ecosystem
Fiorentino, I., Timothy J. Fahey, Peter M. Groffman, Charles T. Driscoll, C. Eagar, and T.G. Siccama. 2003. “Initial Responses of Phosphorus Biogeochemistry to Calcium Addition in a Northern Hardwood Forest Ecosystem”. Can. J. For. Res. 33: 1864-73.
Landscape patterns of soil nitrate production in a northern hardwood-conifer forest
Venterea, R.T., Gary M. Lovett, Peter M. Groffman, and P.A. Schwarz. 2003. “Landscape Patterns of Soil Nitrate Production in a Northern Hardwood-Conifer Forest”. Soil Sci. Soc. Am. J. 67: 527-39.