Poster # 1. CLEVELAND, CORY^*,1, NEFF, JASON², TOWNSEND, ALAN¹, ¹ INSTAAR, Boulder, CO² Earth Surface Processes Team, Denver, CO Production, bioavailability, and isotopic composition of dissolved organic carbon: Results from a decomposition experiment.

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Poster # 2. GREGG, JILLIAN^*,1, RYGIEWICZ, PAUL¹, ANDERSEN, CHRISTIAN¹, PHILLIPS, DONALD¹, JOHNSON, MARK¹, ¹ US ENVIRONMENTAL PROTECTION AGENCY, CORVALLIS, OR Deconvolution of soil CO₂ efflux from root, litter, and soil organic matter .

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Poster # 3. Taneva, Lina^*,1, Matamala, Roser², Schlesinger, William³, Gonzalez-Meler, Miquel¹, ¹ University of Illinois at Chicago, Chicago, IL² Argonne National Laboratory, Argonne, IL³ Duke University, Durham, NC Responses of forest soil respiration to elevated CO² assessed with stable isotopes.

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Poster # 4. Whitcomb, Sean^*,1, Stutz, Jean¹, Martin, Chris¹, ¹ Arizona State University, Tempe, AZ Spatial patterns of soil respiration, temperature, and moisture in an experimental urban landscaped site.

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Poster # 5. Barrett, J^*,1, McManus, Catherine¹, Virginia, Ross¹, Parsons, Andy², Wall, Diana², ¹ Dartmouth College, Hanover, NH² Colorado State University, Fort Collins, CO Soil carbon turnover in Antarctic Dry Valley ecosystems, an analytical approach.

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Poster # 6. Harper, Christopher^*,1, Blair, John¹, Fay, Philip¹, Knapp, Alan¹, Carlisle, Jonathan¹, ¹ Kansas State University, Manhattan, KS Altered rainfall patterns affect soil respiration, nitrogen availability, and decomposition in a tallgrass prairie ecosystem.

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Poster # 7. SAVAGE, KATHLEEN^*,1, BORKEN, WERNER¹, DAVIDSON, ERIC¹, TRUMBORE, SUSAN², ¹ Woods Hole Research Center, Woods Hole, MA² University of California at Irvine, Irvine, CA Drought effects on soil respiration in a temperate forest.

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Poster # 8. Harris, Wylie^*,1, Boutton, Thomas¹, Ansley, R.¹, ¹ Texas A&M University, College Station, Texas Soil respiration and microbial biomass in subhumid temperate grassland: Role of fire and simulated grazing.

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Poster # 9. Huang, Ching-Yu^*,1, Hou, Ping-Chun^*,1, ¹ National Cheng Kung University, Tainan, TW Invertebrate community and litter decomposition in a lowland rain forest of Taiwan: effects of litterbag mesh size.

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Poster # 10. FONTE, STEVEN^*,1, HUNTER, MARK², SCHOWALTER, TIM¹, LOWMAN, MEG³, RINKER, BRUCE³, ¹ Oregon State University, Corvallis, OR² University of Georgia, Athens, GA³ The Marie Selby Botanical Gardens, Sarasota, FL Decomposition of herbivore derived greenfall: The potential influence of phytophagous insects on soil processes.

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Poster # 11. Cheng, Weixin^*,1, ¹ University of California, Santa Cruz, CA Mechanisms of rhizosphere effects on decomposition.

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Poster # 12. Rubio, Gustavo^*,1, Childers, Daniel¹, ¹ Florida International University, Miami, FL Decomposition of Cladium jamaicense, Eleocharis spp., and Juncus roemerianus in the Everglades ecotone regions .

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Poster # 13. Lansing, Jennifer^*,1, Treseder, Kathleen¹, ¹ University of Pennsylvania, Philadelphia, PA Fungal communities of soil and leaf litter in a boreal forest of interior Alaska.

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