93rd ESA Annual Meeting (August 3 -- August 8, 2008)

PS 2-24

First flowering dates in the northern Great Plains (1910-2008): Phenology and climate change associations
Kelsey L. Dunnell, North Dakota State University; O.a. Stevens, North Dakota State University; Steven E. Travers, North Dakota State University

PS 2-25

Effects of elevated ozone on transmission and symptom severity of a generalist plant virus
Emily C. Pollina, Cornell University; Alison G. Power, Cornell University; Jed P. Sparks, Cornell University

PS 2-26

The phenology of species interactions: The role of ontogeny, body size, and climate change
Volker H.W. Rudolf, Rice University; Louie H. Yang, University of California, Davis

PS 2-27

Loblolly pine decline on Ft. Benning: An analysis of potential underlying causes
Harold Balbach, US Army ERDC; William J. Otrosina, USDA Forest Service; Pauline C. Spaine, USDA Forest Service; Shi-Jean S. Sung, USDA Forest Service

PS 2-28

Demographic response of American ginseng to interannual climate variation
Kristen R. Hunter-Cevera, Woods Hole Oceanographic Institution; Sara Souther, University of Wisconsin; James B. McGraw, West Virginia University

PS 2-29

The role of host plant transitions in the performance of a locally adapted specialist butterfly
Jessica A. Keppel, University of North Carolina; Shannon L. Pelini, Harvard University; Jessica J. Hellmann, University of Notre Dame

PS 2-30

Climate change induced hybridization leads to a host shift in a polyphagous butterfly
Rodrigo J. Mercader, Michigan State University; Matthew L. Aardema, Michigan State University; J. Mark Scriber, Michigan State University

PS 2-31

Experimental determination of thresholds of tree mortality in response to global-change-type drought: Accounting for root volume in transplant manipulations to facilitate cross-study comparisons
Henry D. Adams, Los Alamos National Laboratory; Chris B. Zou, Oklahoma State University; David D. Breshears, The University of Arizona; Maite Guardiola, University of Arizona; Neil Cobb, Northern Arizona University; Travis E. Huxman, University of California, Irvine; Peter A. Troch, University of Arizona

PS 2-32

Microbial community structure shifts in a multifactor climate change experiment
Emily E. Austin, University of New Hampshire; Hector F. Castro, Oak Ridge National Laboratory; Aimee T. Classen, University of Tennessee, Knoxville; Christopher W. Schadt, Oak Ridge National Laboratory

PS 2-33

How do extreme weather events affect native plant populations? A case study of spring frost damage in American ginseng
Sara Souther, University of Wisconsin; James B. McGraw, West Virginia University

PS 2-34

Effect of climate change on soil enzymatic activity in an old field community
Melissa A. Cregger, The University of Tennessee; Courtney E. Campany, University of Idaho; Aimée T. Classen, Oak Ridge National Laboratory

PS 2-35

Phenologies of midwestern prairies
Jarrod J. Morrice, Michigan State University

PS 2-36

The effect of projected climate change on invasive Carduus nutans and Carduus acanthoides
Rui Zhang, Harvard University; Katriona Shea, The Pennsylvania State University

PS 2-37

Altered germination of agricultural weeds in response to precipitation variability
Todd M.P. Robinson, Michigan State University; Katherine L. Gross, Michigan State University

PS 2-38

Effect of climate change on the genotypic diversity of a dominant species, Andropogon gerardii
Meghan L. Avolio, University of Utah; Melinda Smith, Colorado State University

PS 2-39

Variation in physiological responses to freezing in a high latitude population of L. tridentata
Juliana S. Medeiros, The Holden Arboretum

PS 2-40

Water availability mediates the effects of temperature and CO₂ concentration on soil microbial community composition
Sharon B. Gray, University of Illinois at Urbana-Champaign; Aimée T. Classen, Oak Ridge National Laboratory; Paul Kardol, Swedish University of Agricultural Sciences; Zhanna Yermakov, Chicago Parks Department; R. Michael Miller, Argonne National Laboratory

PS 2-41

Interactive effects of elevated CO₂, warming, and water additions on the timing and rate of plant development in a mixed-grass prairie ecosystem
Melissa A. Reyes, Colorado State University; Joe M. Trlica, Colorado State University; Allan A. Andales, Colorado State University; Greg S. McMaster, USDA-ARS; Jack A. Morgan, USDA-ARS; Alan Knapp, Colorado State University

PS 2-42

Plant and community responses to climate warming and nitrogen input timing in sub-alpine meadows
Zachary M. German, Colorado State University; Alan Knapp, Colorado State University

PS 2-43

Impacts of global and regional climate on population dynamics of an endangered migratory bird
Karine C. Gil, The Platte River Whooping Crane MaintenanceTrust; William E. Grant, Texas A&M University; R. Douglas Slack, Texas A&M University; Enrique H. Weir, Ecosystems Advisors LP

PS 2-44

Is treeline moving up? Evidence from Colorado bristlecone pine (Pinus aristata)
Robert L. Sanford Jr., University of Denver; Erin J. Fleming, University of Missouri - St. Louis; Cody L. Green, University of Denver; Amy M. Lyttle, University of Denver; Sara L. Newland, University of Denver; Jonathan R. Sexauer, University of Denver; Charlie M. Truettner, University of Denver

PS 2-45

Impact of atmospheric change on community herbivory in a northern temperate forest
John J. Couture, University of Wisconsin-Madison; Timothy D. Meehan, The Nature Conservancy; Richard L. Lindroth, University of Wisconsin

PS 2-46

The role of population demography in modeling plant community dynamics under future climate scenarios
Sharon J. Martinson, University of California; Michael Loik, University of California; Ronald P. Neilson, Oregon State University (Courtesy)

PS 2-47

Taking the pulse of our planet: The USA National Phenology Network
Mark Losleben, USA National Phenology Network; Jake Weltzin, US Geological Survey

PS 2-48

Chemical changes in plants grown under enriched CO₂ and O₃ influence prairie vole (Microtus ochrogaster) growth
Viviana Loaiza, Instituto Tecnológico de Costa Rica; Christopher Habeck, Kutztown University; Richard L. Lindroth, University of Wisconsin

PS 2 - Climate Change