PS 49 - Physiological Ecology

Wednesday, August 8, 2012: 4:30 PM-6:30 PM
Exhibit Hall, Oregon Convention Center
 Physiological adaptation to shade in longleaf pine
Tom A. Stokes, Auburn University; Lisa J. Samuelson, Auburn University
 Photosynthetic characteristics of winter-active Helianthus on the Gulf Coast
David J. Grisé, Texas A&M University-Corpus Christi; Abigail M. Johnson, Texas A&M-Corpus Christi; Erin E. O'Brien, Texas A&M-Corpus Christi; Jana S. Gray, Texas A&M-Corpus Christi
 Long-lived photosynthesis: Five decades of photosynthetic activity and foliar senescence in the needles of Pinus longaeva in California's White Mountains
Adelia Barber, University of California Santa Cruz; Florian Busch, Australian National University; John B. Skillman, California State University; Jarmila Pitterman, University of California Santa Cruz
 Novel adaptation to deep shade environments in basal vascular plants: Bizonoplasts of Selaginella
Jian-Wei Liu, National Chung Hsing University; Chin-Ting Wu, National Chiayi University; Yeh-Hua Wu, National Chiayi University; Chi-Chu Tsai, Kaohsiung District Agricultural Research and Extension Station; Peter Chesson, University of Arizona; Chiou-Rong Sheue, National Chung Hsing University
 Effects of environmental and physiological factors on the production of bioactive chemicals in Panax quinquefolius L. (American ginseng)
Karissa D. Keen, UNC-Asheville; Jonathan L. Horton, University of North Carolina at Asheville; H. David Clarke, University of North Carolina at Asheville; Jennifer Rhode Ward, University of North Carolina at Asheville
 Do xylem vessels of a liana species behave like ideal capillaries?
Vit Gloser, Masaryk University; Milan Balaz, Masaryk University; Radek Jupa, Masaryk University; Steven Jansen, Universität Ulm
 Ontogenetic variation in whole-plant carbon balance of juvenile evergreen trees
Kerrie M. Sendall, Eastern Illinois University; Christopher H. Lusk, University of Waikato; Peter B. Reich, University of Minnesota
 Physiological and environmental differences between the top and bottom of a Pinus strobus canopy during cold hardening
Trista K. Little, Bemidji State University; Mark R. Fulton, Bemidji State University
 Adjustment of xylem vulnerability to cavitation in a precipitation manipulation experiment
Patrick J. Hudson, University of New Mexico- Albuquerque; William T. Pockman, University of New Mexico; Nathan G. McDowell, Los Alamos National Laboratory
 Supplemental supply of phenylalanine to soybean seeds reduces damage by ultraviolet radiation in etiolated seedlings
Katherine Warpeha, University of Illinois at Chicago; Lon S. Kaufman, University of Illinois at Chicago; Jack Gibbons, University of Illinois at Chicago; Joe H. Sullivan, University of Maryland
 Assimilation and partitioning of photosynthates into metabolic pools by the Arctic vegetation
Behzad Mortazavi, University of Alabama and Dauphin Island Sea Lab; Gregory Starr, University of Alabama; Steven F. Oberbauer, Florida International University; Hélène Genet, University of Alaska Fairbanks
 Canopy adjustment in Pinus edulis as a response to experimental manipulations of water availability
Amanda L. Boutz, University of New Mexico; William T. Pockman, University of New Mexico; Nathan G. McDowell, Los Alamos National Laboratory
 Light-dependent regulation of state transitions in gymnosperms compared with angiosperms
Mary L. Nguyen, University of St. Thomas; Albert Kertho, North Dakota State University; Amy S. Verhoeven, University of St. Thomas
 Temporal variation in nitrogen fixation during encroachment of Prosopis glandulosa into grasslands of the Rio Grande Plains
Fiona M. Soper, Cornell University; Jed P. Sparks, Cornell University; Thomas W. Boutton, Texas A&M University
 Effect of hemlock dwarf mistletoe on the physiology of host western hemlock using tree rings and C and O stable isotopes
Danielle E. Marias, Oregon State University; Frederick C. Meinzer, USDA Forest Service; David Shaw, Oregon State University; David R. Woodruff, USDA Forest Service; Steven L. Voelker, Southern Oregon University; Barbara Lachenbruch, Department of Forest Ecosystems & Society
 Stress response, annual and diurnal patterns in root sap flow of Populus tremuloides
Mario Bretfeld, University of Northern Colorado; Scott B. Franklin, University of Northern Colorado; Robert M. Hubbard, USDA Forest Service
 Sex-specific variation in physiological and morphological features of the moss Ceratodon purpureus
Mandy L. Slate, Portland State University; Sarah M. Eppley, Portland State University; Todd N. Rosenstiel, Portland State University
 Effect of temperature and osmotic potential on the germination of two Asteraceae growing in a lava field in central Mexico
Jorge A. Martínez-Villegas, Instituto de Ecología, Universidad Nacional Autónoma de México; Judith Márquez-Guzmán, Facultad de Ciencias, Universidad Nacional Autónoma de México; Irene Pisanty, Facultad de Ciencias, Universidad Nacional Autónoma de México; Alma Orozco-Segovia, Instituto de Ecología, Universidad Nacional Autónoma de México
 A new method for in-situ measurements of stem hydraulic conductance in intact plants
Sarah D. Taylor-Laine, California State University Fullerton; Susana Espino, California State University Fullerton; Alec Downey, ICT International; H. Jochen Schenk, California State University Fullerton
 The implausibility of the osmotic adjustment hypothesis for anthocyanin synthesis in leaves
Kaylyn Carpenter, High Point University; Jonathan Cannon, High Point University; Nicole M. Hughes, High Point University
 Diverse photoprotection dynamics in desert-dwelling algae and their aquatic relatives
Claire K. Lunch, National Ecological Observatory Network; Zoe G. Cardon, Marine Biological Laboratory; Suzanne M. Thomas, Marine Biological Laboratory; Louise A. Lewis, University of Connecticut; Harry A. Frank, University of Connecticut; Miriam M. Enriquez, University of Connecticut; Amy M. LaFountain, University of Connecticut
 Dried out but not dead! Photophysiological signatures of desiccation tolerance in desert green algae
Suzanne M. Thomas, Marine Biological Laboratory; Doug Bruce, Brock University; Zoe G. Cardon, Marine Biological Laboratory; Miriam M. Enriquez, University of Connecticut; Harry A. Frank, University of Connecticut; Louise A. Lewis, University of Connecticut; Claire K. Lunch, National Ecological Observatory Network; Kristin Schaven, Brock University
 Use of tree-ring stable isotopes to quantify Swiss Needle Cast disease severity in Douglas-fir
Brandy J. Saffell, Oregon State University; Frederick C. Meinzer, USDA Forest Service; Barbara Lachenbruch, Department of Forest Ecosystems & Society; Steven L. Voelker, Southern Oregon University; David Shaw, Oregon State University
 Are shrubs short because of their hydraulic architecture? A comparison of co-occurring trees and shrubs
Katherine A. McCulloh, The University of Wisconsin-Madison; Daniel M. Johnson, Duke University; Joshua P. Petitmermet, Oregon State University; Brandon E. McNellis, University of California, Riverside; Frederick C. Meinzer, USDA Forest Service; Barbara Lachenbruch, Department of Forest Ecosystems & Society
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