Poster Session #15: Nutrient Cycling.

Wednesday, August 9, 2000
3:30 PM to 5:00 PM
Cliff Lodge Patio Deck (Site B)
1Biogeochemistry of a treeline watershed.
STOTTLEMYER, R.
2Instream nitrification: Can it explain [NO3] in streams of the Hubbard Brook Experimental Forest?
BERNHARDT, E.S. and R.O. HALL, JR., G.E. LIKENS
3Nutrient export from two high mountain lakes to outflow streams: The importance of inflow hydrodynamics and in-lake processes.
BURKART, G. and W. WURTSBAUGH, B. FLEENOR, C. LUECKE
4Controls of ecosystem nutrient use efficiency: Bottom-up or top-down?
HIREMATH, A.J. and J.J. EWEL
5Global patterns of the isotopic composition of soil nitrogen.
AMUNDSON, R. and D. BRENNER, W.T. BAISDEN, A. MILLER, C. KENDALL
6Cloudwater nitrogen chemistry from remote, southern Chile: Whence come the nutrients?
WEATHERS, K.C. and G.M. LOVETT, G.E. LIKENS, N.F.M. CARACO
7Redistribution of carbon and nitrogen across arctic landscapes during winter: The ecological significance of litter redistribution by wind and snow.
FAHNESTOCK, J. and J. WELKER
8The effect of litter quality on neighbor growth is dependent on nitrogen availability: Evidence from a greenhouse experiment with two alpine co-dominants.
LARSON, J.R. and K.N. SUDING, W.D. BOWMAN
9Mechanisms regulating C and N transformations, Olympic National Park.
TOCZYDLOWSKI, D. and R. STOTTLEMYER
10A reanalysis of nutrient dynamics in coarse woody debris.
HOLUB, S.M. and J.D.H. SPEARS
11Nitrogen mineralization in soils of northern hardwoods and oak pine stands.
BONITO, G. and B. HAINES
12Soil C supply restricts soil N cycling in a 17 year old whole tree harvest
COBB, R.C and J.W MCLAUGHLIN
13Soil N turnover, N fixation and Ceanothus cordulatus patches in a mixed-conifer forest.
ERICKSON, H.E.
14Seasonal differences in plant organic nitrogen uptake in a boreal peat bog.
GLASER, S. and L.C. JOHNSON, A.W.H. DAMMAN, B. STORK
15Effects of spatial nutrient heterogeneity on competitive outcomes in four early successional plant species.
BLISS, K.M. and R.H. JONES, P.P. MOU, R.J. MITCHELL, S.D. PECOT
16Modeling nitrogen and carbon dynamics during organic matter decomposition: Incorporating nonsymbiotic N2-fixation and wet deposition of inorganic nitrogen.
CARMONA, M.R. and C. PÉREZ, J.J. ARMESTO
17Contrasting and comparing the species effects of a nitrogen fixing species, Ceanothus velutinus, and a non-nitrogen-fixing species, Psuedotsuga meziesii, Douglas-fir, on soil phosphorus and nitrogen properties in the Oregon Cascades .
SPEARS, J.D.H. and K. LAJTHA, S.B. PENNINGTON, B.A. CALDWELL, K. VANDERBILT
18Distribution and abundance of phosphorus fractions in northern hardwood forest soils invaded by exotic earthworms.
SUáREZ, E. and M. FISK, T. FAHEY
19Changes in soil phosphorus pools along substrate gradients at Niwot Ridge, Colorado: Methods and results.
LEFER, M.E. and A.R. TOWNSEND, B. CONSTANCE
20The distribution of N in plants, soils and microbes following three years of free-air carbon dioxide enrichment (FACE).
FINZI, A.C. and A.S. ALLEN, E.H. DELUCIA, W.H. SCHLESINGER
21Nitrogen availability affects ozone-induced accelerated leaf senescence.
BIELENBERG, D.G. and J.P. LYNCH, E.J. PELL
22Yield, secondary chemistry and digestibility of Sericea lespedeza exposed to ground-level ozone.
POWELL, M.C. and M. HAINZE-GALLIHER, R.B. MUNTIFERING, J. LIN, A.H. CHAPPELKA
23Comparison of N inputs among forested ecosystems by two Alnus spp. within adjacent upland and floodplain landscapes of interior Alaska.
MITCHELL, J.S. and R.W. RUESS, D.D. ULIASSI
24The influence of Bromus tectorum invasion on nitrogen dynamics in an arid grassland.
SPERRY, L.J. and R.D. EVANS
25Variation in nitrate assimilation and growth responses of tree seedlings to nitrate loading.
RUDY, M.R. and H. BASSIRIRAD
26Sapling stem-nitrogen dynamics in a southern New England forest.
TRIPLER, C.E.
27The divergent effects of understory species assemblages on nitrogen cycling in longleaf pine (Pinus palustris) savannas.
WEST, J.B. and L.A. DONOVAN
28Effects of nitrogen deposition and ozone on three major plant species of the San Bernardino Mountains.
EATOUGH, M. and T.D. PAINE
29Seasonal patterns of NO and N2O emissions in forest and pastures in the southwestern Brazilian Amazon.
GARCIA-MONTIEL, D.C. and P.A. STEUDLER, J. MELILLO, C. NEILL, M. PICCOLO, C. CERRI
30N-deposition does not explain increased cottonwood growth in urban compared to rural environments in the vicinity of NYC.
GREGG, J.W. and G.M. LOVETT
31Carbon and nitrogen cycling in urban remnant patches: The effect of fossil fuel combustion.
ZHU, W. and N.B. GRIMM
32Effects of atmospheric pollutants and deposition on forested ecosystems as assessed with stable isotopic composition
COMSTOCK, J. and M. SY, R. PAUSCH
33Aerosol concentration trends compared to regional and local emissions at a rural site in southeastern New York, USA.
KELLY, V.R. and G.M. LOVETT, K.C. WEATHERS
34Soils of Kennedy Space Center, Merritt Island, Florida: Baseline chemical and physical characteristics.
SCHMALZER, P.A. and M.A. HENSLEY, C.A. DUNLEVY
35Development of a strategy for the plant-mediated remediation of mercury polluted soils and sediments.
HEATON, A. and S.P. BIZILY, Y.J. LI, C.L. RUGH, R.B. MEAGHER, B.L. HAINES
36Influence of soil factors on old-field vegetation.
MULLINS, S.J. and D.M. ENGLE, E. JORGENSEN
37Nutrient allocation in species from contrasting habitats following changes in nitrogen, phosphorous and CO2 .
ARENAS, J.M. and A. GONI, M. TERESA SEBASTIA
38The relative role of water and nitrogen in regulating productivity in tallgrass prairie.
BEHRENS, S.L. and S. HARPER, L. JOHNSON, J. KOELLIKER, T. BENNETT, A. KNAPP
39Changes in nitrogen cycling across a 25-year chronosequence of tallgrass prairie restoration sites.
LANE, D.R. and H. BASSIRIRAD
40Nitrogen dynamics of gopher mounds and intermounds in a California annual grassland.
CANALS, R.M. and D.J. HERMAN, M.K. FIRESTONE
41Nitrogen fluxes in annual and perennial vegetation stands of a northern Utah shrub-steppe ecosystem.
BOOTH, M.S. and J.M. STARK, M.M. CALDWELL
42Soil resource heterogeneity in the Mojave Desert.
TITUS, J.H. and R.S. NOWAK, S.D. SMITH
43Impact of five Carbon treatments on the labile nutrient Pools of historic Nitrogen and water manipulated plots.
FORD, B.E and J.E BARRETT, I.C BURKE, W.K LAUENROTH
44Effects of biodiversity manipulation on soil nutrient availability in the Jornada Basin, New Mexico.
WALLENSTEIN, M.D. and W.H. SCHLESINGER
45Effects of competition and nitrogen pulses on growth and nitrogen uptake by Bromus tectorum.
YODER, C.K. and M.M. CALDWELL
46The fate of nitrogen in gypsy moth frass deposited to an oak forest floor.
CHRISTENSON, L.M. and G.M. LOVETT, M.J. MITCHELL, P.M. GROFFMAN
47Atmospheric deposition in the Phoenix metropolitan area and its role in urban nutrient cycling.
HOPE, D. and J.R. ANDERSON, N.B. GRIMM, S. BOONE

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