PARENT SESSIONOral Session #35: Nitrogen cycling: Response to inputs, variation in time and space. Presiding: M. Fenn.
Tuesday, August 7, 2001. 1:00 PM to 5:00 PM. Hall of Ideas G.
1:00 PM Gilliam, Frank1, Lyttle, Nikki1, Somerville, Charles1, Adams, Mary Beth2, 1 2 . Spatial variability in soil nitrogen (N) dynamics in N-treated and untreated watersheds of Fernow Experimental Forest, WV..
FULL ABSTRACT
1:15 PM Pardo, L1, Hemond, H2, Fahey, T3, Montoya, J4, 1 2 3 4 . Foliar 15N natural abundance response to clear-cutting disturbance.. FULL ABSTRACT
1:30 PM Perakis, Steven1, Compton, Jana2, Hedin, Lars1, 1 2 . Non-linear nitrogen retention in an unpolluted old-growth temperate forest receiving a geometric range of experimental 15N additions .. FULL ABSTRACT
1:45 PM Currie, William1, Nadelhoffer, Knute2, Colman, Benjamin2, 1 2 . Long-term redistribution of 15N tracers used to assess C/N interactions in vegetation, soil, and woody debris under varying N inputs in two temperate forests.. FULL ABSTRACT
2:00 PM Booth, Mary1,2, Stark, John1, Caldwell, Martyn1, 1 2 . Nitrogen dynamics associated with annual grass invasion in a Great Basin ecosystem.. FULL ABSTRACT
2:15 PM Rothstein, David1, Vitousek, Peter2, 1 2 . Effects of Fraxinus uhdei invasion on nitrogen cycling in a Hawaiian rainforest.. FULL ABSTRACT
2:30 PM HALL, SHARON1, ASNER, GREGORY1, KITAYAMA, KANEHIRO2, 1 2 . Effects of N additions on N-oxide emissions and soil N dynamics across a matrix of land use, elevation, soil age, and soil type on Mt. Kinabalu, Borneo (Malaysia).. FULL ABSTRACT
2:45 PM Lohse, Kathleen 1, Matson, Pamela2, 1 2 . Fate of 15N nitrate additions in Hawaiian wet tropical forest soils.. FULL ABSTRACT
3:00 PM . Break..
3:30 PM Kaushal, Sujay1, Lewis, William1, 1 . Export of Humic and Non-Humic Dissolved Organic Nitrogen from Undisturbed Watersheds.. FULL ABSTRACT
3:45 PM Tartowski, Sandy1, Marino, Roxanne1, Howarth, Robert1, Chan, Francis1, 1 . The fate of nitrogen inputs to coastal lagoons of Narragansett Bay, Rhode Island.. FULL ABSTRACT
4:00 PM McNulty, Steven 1,2, Boggs, Johnny1, Aber, John 3, 1 2 3 . Ecosystem changes in a red spruce forest following 12 years of chronic, low dose, nitrogen addition.. FULL ABSTRACT
4:15 PM Köchy, Martin1, Brakenhielm, Sven1, 1 . Vegetation trends in relation to decreasing atmospheric deposition in southern Sweden 1983-1996.. FULL ABSTRACT
4:30 PM Pilmanis, Adrienne1, Schwinning, Susan2, Ehleringer, Jim2, Evans, David1, 1 2 . Short-, but not long-term, alteration of available soil nitrogen by pulses of nitrogen deposition.. FULL ABSTRACT
4:45 PM May, Jeffrey1, Burdette, Sarah1, Gilliam, Frank1, Adams, Mary2, 1 2 . Interspecific divergence in foliar nutrient responses to excessive nitrogen deposition.. FULL ABSTRACT