[UNKNOWN: PRESTIME] Euskirchen, Eugénie^*,1, Chen, Jiquan², Pregitzer, Kurt¹, ¹ Michigan Technological University, Houghton, MI² University of Toledo, Toledo, OH. Carbon fluxes at a naturally regenerated Jack pine stand in northern Michigan.

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[UNKNOWN: PRESTIME] Litton, Creighton^*,1, Ryan, Michael², Knight, Dennis¹, ¹ University of Wyoming, Laramie, WY² US Department of Agriculture-Forest Service, Fort Collins, CO. Above- and belowground carbon allocation in postfire lodgepole pine forests: effects of density and age.

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[UNKNOWN: PRESTIME] Starr, Gregory^*,1, Powell, Thomas¹, Martin, Timothy¹, Gholz, Henry^1,2, ¹ School of Forestry Resources and Conservation, Gainesville, FL² National Science Foundation, Arlington, VA. Partitioning of carbon, water, and energy fluxes between understory and canopy in a North Central Florida mature uneven aged pine flatwoods forest.

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[UNKNOWN: PRESTIME] Newman, Gregory^*,1, Arthur, Mary¹, Muller, Robert¹, ¹ Department of Forestry, Lexington, KY. Carbon allocation and interannual variability of net primary production in a temperate mixed deciduous forest.

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[UNKNOWN: PRESTIME] Stape, Jose¹, Binkley, Dan^*,1, Ryan, Michael¹, ¹ Universidade de Sao Paulo, ESALQ, Piracicaba, Sao Paulo, Brazil. Resource manipulation of the carbon budget of a Eucalyptus plantation.

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[UNKNOWN: PRESTIME] LIN, GUANGHUI^*,1, VAN HAREN, JOOST¹, PIERCE, DANIELLE, YAKIR, DAN², BERRY, JOSEPH A.³, ¹ Biosphere 2 Center, Oracle, Arizona² Weizmann Institute of Science, Rehovot, Israel³ Department of Global Ecology, Stanford, California. Ecological relationship between carbon isotope ratios and atmospheric CO₂ concentrations in terrestrial ecosystems.

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[UNKNOWN: PRESTIME] Whitbeck, Julie^*,1, ¹ University of New Orleans, New Orleans, LA. Implications of belowground NPP sensitivity to soil water content for future productivity of bottomland forests.

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[UNKNOWN: PRESTIME] . Break.

[UNKNOWN: PRESTIME] Kueppers, Lara^*,1, Southon, John^2,3, Harte, John¹, ¹ University of California, Berkeley, Berkeley, CA² Lawrence Livermore National Laboratory, Livermore, CA³ University of California, Irvine, Irvine, CA. Climate and species controls on decomposition of coarse woody debris: Radiocarbon dating of decaying logs.

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[UNKNOWN: PRESTIME] GARCIA-MONTIEL, Diana^*,1, MELILLO, JERRY¹, STEUDLER, PAUL¹, NEILL, CHRISTOPHER¹, CERRI, CARLOS², FEIGL, BRIGETTE², PICCOLO, MARISA², ¹ The Ecosystems Center, MBL, Woods Hole, MA, US² The Ecosystems Center, MBL, Woods Hole, MA, US. Effect of labile carbon additions on N₂O emissions from forest soils in southwestern Brazilian Amazon.

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[UNKNOWN: PRESTIME] SCHMID, HAPE¹, OLIPHANT, ANDREW¹, WAYSON, CRAIG^*,1, RANDOLPH, JC¹, ¹ INDIANA UNIVERSITY, BLOOMINGTON. An assessment of the spatial variability of biophysical factors near a CO₂ flux tower in a deciduous forest and its influence on annual estimates of net ecosystem exchange.

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[UNKNOWN: PRESTIME] Nippert, Jesse^*,1, Marshall, John¹, ¹ University of Idaho, Moscow, ID, 83844-1133. Sources of variation in ecophysiological parameters in Douglas-fir and grand fir.

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[UNKNOWN: PRESTIME] Duursma, Remko^*,1, Marshall, John¹, ¹ University of Idaho, Moscow, Idaho. Variation in physiological parameters for forest growth modelling : mixed-species conifer forests on complex terrain.

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[UNKNOWN: PRESTIME] Buckley, Tom^*,1,2, Roberts, Dave¹, ¹ Department of Forest Resources and Ecology Center, Logan, UT² Environmental Biology Group and CRC for Greenhouse Accounting, Canberra, ACT, Australia. Does NPP decline because of fundamental physiological constraints, or can intelligent carbon allocation sustain it?

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[UNKNOWN: PRESTIME] Dungan, Roger^*,1,2, Allen, Rob², Duncan, Richard¹, McGlone, Matt², Whitehead, David², ¹ Ecology and Entomology Group, Lincoln, New Zealand² Landcare Research Ltd., Lincoln, New Zealand. Investigating deciduousness in New Zealand trees using a canopy carbon-gain model.

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