94th ESA Annual Meeting (August 2 -- 7, 2009)

Wednesday, August 5, 2009: 1:30 PM-5:00 PM

Grand Pavillion IV, Hyatt

Presider:

Michael Rawson Clark, University of Alberta

1:30 PM

COS 79-1

Morphological and physiological plasticity of root nutrient foraging in Solidago altissimas and Callistephus chinensis
Zhe Bao, Virginia Polytechnic Institute and State University (Virginia Tech); Pu Mou, Beijing Normal University; Zengquan Tan, Beijing Normal University; Robert H. Jones, West Virginia University

1:50 PM

COS 79-2

Optimal partitioning theory revisited: Nonstructural carbohydrates dominate root mass responses to nitrogen
Richard K. Kobe, Michigan State University; Meera Iyer, Michigan State University; Michael B. Walters, Michigan State University

2:10 PM

COS 79-3

Interactive effects of insects and ungulate herbivores on primary production and diversity in a native northern grassland
Michael Rawson Clark, University of Alberta; J. Cahill, University of Alberta

2:30 PM

COS 79-4

Root exudation varies between clones of loblolly pine in response to fertilizer application
Jeremy P. Stovall, University of Vermont; John R. Seiler, Virginia Tech; Thomas R. Fox, Virginia Tech

2:50 PM

COS 79-5

Effect of species composition, warming and rainfall redistribution on soil CO₂ efflux in oak savanna
Andrew D. Cartmill, Texas A&M University; Astrid Volder, University of California -Davis; Mark G. Tjoelker, University of Western Sydney; Oana Popescu, Texas A&M University; David D. Briske, Texas A&M University

3:10 PM

COS 79-

Break

3:20 PM

COS 79-6

Ecological implications of rhizosphere priming effects
Weixin Cheng, University of California at Santa Cruz; Biao Zhu, Lawrence Berkeley National Laboratory; Daniel Keck, University of California

3:40 PM

COS 79-7

Linking fine root lifespan with suites of plant species traits
M. Luke McCormack, University of Minnesota; Thomas S. Adams, The Pennsylvania State University; David Eissenstat, The Pennsylvania State University

4:00 PM

COS 79-8

Controls over root lifespan
David M. Eissenstat, Pennsylvania State University; M. Luke McCormack, University of Minnesota; Thomas S. Adams, The Pennsylvania State University

4:20 PM

COS 79-9

Changes in root traits of oak-savanna dominants as affected by warming, rainfall distribution and competition
Astrid Volder, University of California -Davis; David D. Briske, Texas A&M University; Mark G. Tjoelker, University of Western Sydney

4:40 PM

COS 79-10

Relay networking in plants
Omer Falik, Institutes for Desert Research, Ben-Gurion University of the Negev; Ariel Novoplansky, Ben-Gurion University of the Negev

See more of: Contributed Oral Papers

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COS 79 - Rhizophere and Root Function