Poster # 22. P. Garcillan, Pedro^*,1, Vega, Ernesto², ¹ CICESE, Ensenada, Baja California, Mexico² Instituto Nacional de Ecologia, Mexico DF, Mexico, Estimating plant species richness in Guadalupe island, Mexico, using species accumulation curves and non-parametric methods.

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Poster # 23. De Deyn, Gerlinde^{*,1, 2}, Raaijmakers, Ciska², van Ruijven, Jasper³, Berendse, Frank⁴, van der Putten, Wim^{2, 4}, ¹ University of Guelph, Guelph, Ontario² Netherlands Institute of Ecology, Heteren, Netherlands³ Silwood Park, Ascot, U.K.⁴ Wageningen University and Research Centre, Wageningen, Netherlands, Herbivores at multiple scales alter plant diversity differentially.

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Poster # 24. Aiama, Deviah^*,1, Narasimhan, D.², Robertson, Raleigh¹, Saravanan, P.², vanLoon, Gary ¹, ¹ School of Environmental Studies, Kingston, Ontario, Canada² Department of Botany, Chennai, Tamil Nadu, India, Natural and Agro-biodiversity in Three Hill Regions of South India.

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Poster # 25. Botting, Rachel^*,1, Fredeen, Arthur^{1, 2}, ¹ Ecosystem Science and Managment, Prince George, BC, Canada² Faculty of Natural Resources and Environmental Studies, Prince George, BC, Canada, Terrestrial bryophyte and lichen diversity and abundance in old-growth and young second-growth sub-boreal spruce forest.

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Poster # 26. Ardelean, Aurel^*,1, Buruiana, Violeta¹, Stana, Iuian¹, ¹ Faculty of Biology, Arad, Romania, Research study on the biodiversity of Mures River Meadow flora and vegetation.

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Poster # 27. Ayala-Orozco, Barbara^*,1, ¹ University of California, Santa Cruz., Santa Cruz, CA, US, Fungal attack: Plant diseases as ecological drivers in plant community diversity.

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Poster # 28. FEROZ, S. M.^*,1, HAGIHARA, AKIO ¹, YOKOTA, MASATSUGU¹, ¹ Laboratory of Ecology and Systematics, Nishihara-cho, Okinawa, Japan., Woody species diversity and spatial distribution of trees in relation to the stand stratification of a subtropical evergreen broadleaved forest, Okinawa Island, Japan.

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Poster # 29. Fan, Weihong^*,1, Waring, Richard², ¹ Richard Stockton College of New Jersey, Pomona, NJ² Oregon State University, Corvallis, OR, Converting Variable Area Plot Data to Fixed Area Estimates of Species Richness.

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Poster # 30. Flombaum, Pedro^{*,1, 2}, Sala, Osvaldo², ¹ IFEVA / Departmen of Ecology, Buenos Aires, Argentina² Center for Environmental Studies, Providence, R.I., USA, Plant species effects on ecosystem functioning in the Patagonian steppe, Argentina.

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Poster # 31. Garrard, Georgia^*,1, Wintle, Brendan, Bekessy, Sarah¹, Baran, Natalie², ¹ RMIT University, Melbourne, Victoria, Australia² University of Melbourne, Victoria, Australia, When have we looked hard enough? Incorporating plant detectability and sampling effort into threatened species legislation.

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Poster # 32. Gramling, Joel^*,1, Jobe, R. Todd¹, ¹ Univeristy of North Carolina, Chapel Hill, NC, Constructing localized species pools to test dispersal limitation in woody plants of the southeastern US.

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Poster # 33. Hernández, Iván^*,1, Martorell, Carlos¹, ¹ Universidad Nacional Autónoma de México, Mexico D.F., Mexico, Mexico, Effect of the micro-topographic heterogeneity on floristic composition in a cliff in Southern Mexico.

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Poster # 35. Houseman, Gregory¹, Smith, Rich¹, Dorn, Nathan², ¹ Michigan State University, Hickory Corners, MI, USA² Florida International University, Miami, FL, USA, Are plant productivity-diversity patterns influenced by seed predation?

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Poster # 36. Mascaro, Joseph^*,1, Schnitzer, Stefan¹, ¹ University of Wisconsin, Milwaukee, Milwaukee, Wisconsin, USA, Reassessing the Intermediate Disturbance Hypothesis.

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Poster # 37. Meredith, Rebecca^*,1, Hooper, David¹, Dukes, Jeffrey², ¹ Western Washington University, Bellingham, WA² University of Massachusetts - Boston, Boston, MA, The effects of initial plant composition on patterns of community assembly.

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Poster # 38. Schnitzer, Stefan^*,1, ¹ Department of Biological Sciences, Milwaukee, Wisconsin, USA, A mechanistic explanation for global patterns of liana abundance and distribution.

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Poster # 39. SILAN, Patrick¹, PAVE, Alain^*,1, CHARLES-DOMINIQUE, Pierre^*,1, FORNET, Gaelle^*,1, ¹ CNRS GUYANE (UPS 2561), 97300 Cayenne, Guyane Francaise, The CNRS in French Guyana : towards an interdisciplinary research institute on diversity, complexity and organisation of Amazonian systems.

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Poster # 40. Sizykh, Alexander, , Mapping study of the vegetation of the contrasting natural conditions: the structure, dynamic and ecology of plant communities.

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Poster # 41. Treberg, Mike^*,1, Turkington, Roy¹, ¹ University of British Columbia, Vancouver, BC, Canada, Community- and species-level consequences of competition in an unproductive environment: an experimental approach using boreal forest understory vegetation.

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Poster # 42. Vandvik, Vigdis^*,1, Goldberg, Deborah², ¹ Department of Biology, Bergen, Norway² Ecology and Evolutionary Biology, Ann Arbor, MI, USA, Local and regional controls of diversity in a grassland metacommunity.

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Poster # 43. White, Ethan^{*,1, 2, 3}, Gilchrist, Michael⁴, ¹ Department of Biology, Logan, UT, USA² Ecology Center, Logan, UT, USA³ Department of Biology, Logan, UT, USA⁴ Ecology and Evolutionary Biology, Knoxville, TN, USA, Effects of the temporal structure of individuals on temporal turnover in two desert communities.

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Poster # 44. Work, Timothy ^*,1, Shorthouse, David², Spence, John², He, Fangliang², ¹ Université du Québec ŕ Montréal, Montréal, QC, Canada² University of Alberta, Edmonton, AB, Canada, Variable retention harvesting homogenizes arthropod biodiversity in western boreal mixedwood forests.

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Poster # 45. Bowers, Kirk^*,1, Boutin, Celine², ¹ Carleton University, Ottawa, Ontario, Canada² Environment Canada, Ottawa, Ontario, Canada, Floristic quality in riparian habitats within an agricultural landscape.

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Poster # 46. Crosby, Gareth ¹, Bubier, Jill¹, Moore, Tim¹, ¹ Department of Earth and Environment, Mount Holyoke College, South Hadley, MA, USA, Northern peatland vegetation patterns along water-table gradients at Mer Bleue Bog, Ontario.

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Poster # 47. Ehlers, Anneli¹, Worm, Boris², Reusch, Thorsten³, ¹ Leibniz-Institut für Meereswissenschaften, Kiel, Germany² Biology Department, Halifax, NS, Canada³ Max-Planck-Institut für Limnologie, Plön, Germany, GGenetic diversity drives ecosystem functions in marine monodominant macrophyte stands.

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Poster # 48. Fukushima, Michio^*,1, Kameyama, Satoshi, ¹ National Institute for Environmental Studies, Tsukuba, Ibaraki, Japan, Effects of dams on freshwater fish diversity and distribution in Hokkaido, Japan.

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Poster # 49. Gullen, Amy^*,1, Downing, Amy ¹, Leibold, Mathew ², ¹ Ohio Wesleyan University, Delaware, OH, USA² University of Texas at Austin, Austin, TX, USA, Environmental determinants of macroinvertebrate diversity and composition in ponds.

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Poster # 50. Kunza, Amy^*,1, Pennings, Steve¹, ¹ University of Houston, Houston, TX, Plant diversity of Texas and Georgia salt marshes.

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Poster # 52. Mitrofanov, Igor^*,1, Mamilov, Nadir², Galuchshak, Sergey ², ¹ Scientific Society “Tethys”, Almaty, Kazakhstan² Kazak National University, Almaty, Kazakhstan, Fishes of Small Aral Sea (modern conditions).

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Poster # 53. Weis, Jerome^{*,1, 2}, Cardinale, Bradley^{1, 2}, Forshay, Kenneth², Ives, Anthony², ¹ University of California-Santa Barbara, Santa Barbara, CA, 93106² University of Wisconsin-Madison, Madison, WI, 53706, Effects of biodiversity on community production change over the course of succession: A microcosm study with freshwater algae.

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Poster # 54. Diekötter, Tim^{1, 2}, Billeter, Regula², Crist, Thomas², ¹ Miami University, Oxford, OH, USA² Swiss Federal Institute of Technology (ETH), Zurich, Switzerland, Habitat-specific contributions to insect diversity in agricultural mosaic landscapes.

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Poster # 55. Plourde, Laura ^*,1, ¹ Unity College, Unity, ME, USA, The relationship between vegetation diversity and carabidae diversity in northern Vermont forests.

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Poster # 56. Riem, Jennifer^*,1, Buddle, Chris², Rypstra, Ann³, ¹ Miami University, Oxford, OH, USA² McGill University, Ste. Anne de Bellevue, Quebec, Canada³ Miami University, Hamilton, OH, USA, Effects of detrital subsidy on abundance and diversity of ground-dwelling spiders and insects.

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Poster # 57. Silva, Marina^*,1, Hartling, Leslie¹, Opps, Sheldon¹, ¹ University of Prince Edward Island, Charlottetown, Prince Edward Island, Canada, Habitat features and small mammals in agricultural landscapes of Prince Edward Island , Canada.

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Poster # 58. Baek, Kyung-Hwa ^{*,1, 2}, Kim, Sung-Hyun¹, Lee, In-Sook ¹, ¹ Department of Life Science, Ewha Womans University, Seoul, Korea² Korea Research Institute of Bioscience and Biotechnology, Daejon, Korea, Microbial abundance and diversity during the phytoremediation with barnyard grass and Indian mallow in military site.

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Poster # 59. Bai, Yongfei¹, Wu, Jianguo^{1, 2}, Pan, Qingmin¹, Zhang, Lixia¹, Huang, Jianhui¹, Han, Xingguo¹, ¹ Institute of Botany, the Chinese Academy of Sciences, Beijing² School of Life Sciences, Arizona State University, Tempe, Arizona, Impact of nitrogen addition on biodiversity and productivity of grasslands.

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Poster # 60. Bobb, Michael^*,1, Zeglin, Lydia¹, Gooseff, Michael², Barrett, John³, Dahm, Cliff¹, Takacs-Vesbach, Cristina¹, ¹ University of New Mexico, Albuquerque, NM, United States² Colorado School of Mines, Golden, CO, United States³ Dartmouth University, Hanover, NH, United States, Hydrological/Biogeochemical Controls Over Microbial Diversity Across Varying Spatial Scales In Antarctic Hyporheic Zones.

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Poster # 61. Cancela Da Fonseca, Jorge, , On biodiversity and niche ecology: Theory and usage.

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Poster # 62. Gonzalez, Leslie^*,1, Hooper, David¹, Dukes, Jeffrey², ¹ Western Washington University, Bellingham, WA² University of Massachusetts, Boston, MA, Does complementarity affect community composition in natural serpentine grassland?

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Poster # 63. Kivinen, Sonja^{*,1, 2}, Luoto, Miska¹, Kuussaari, Mikko¹, ¹ Finnish Environment Institute, Helsinki, Finland² University of Turku, Turku, Finland, Effects of climate, habitat, soil and geographical location on multi-species richness of boreal agricultural landscapes.

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Poster # 64. Lindo, Zoe^*,1, ¹ University of Victoria, Victoria, British Columbia, Canada, Islands in the sky: Oribatid mite communities in suspended soils of Western redcedar as model systems of island biogeography and metacommunity dynamics.

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Poster # 65. Oliveira, Marcelo¹, Ferraz, Luiz Carlos², Neilson, Roy ³, ¹ Instituto Biológico, Campinas, SP, Brazil² ESALQ/USP, Piracicaba, SP, Brazil³ Plant Soil Interactions Research Programme, Dundee, Tayside, Scotland, UK, Xiphinema krugi, species complex or a complex of species?

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Poster # 66. Nkem, Johnson^*,1, Wall, Diana¹, Virginia, Ross², Barrett, John², Adams, Byron³, ¹ Colorado State University, Fort Collins, CO 80523, USA² Dartmouth College, Hanover, NH 03755, USA³ Brigham Young University, Provo, UT 84602, USA, Sources of soil moisture and their impacts on soil biodiversity in Taylor Valley, Antarctica.

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Poster # 67. Smith, Laura^*,1, Christophel, David¹, ¹ Department of Biological Sciences, University of Denver, Denver, Colorado, USA, The effects of wind and slope on the distribution of leaf litter in a tropical rainforest.

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Poster # 68. Vogelsang, Keith^*,1, Reynolds, Heather¹, Bever, James¹, ¹ Indiana University, Bloomington, Indiana, U.S.A., The interactive effects of mycorrhizal species identity and phosphorus availability influence plant community structure in a tallgrass prairie system.

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