94th ESA Annual Meeting (August 2 -- 7, 2009)
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PS 25 - Environmental Gradients

Tuesday, August 4, 2009: 5:00 PM-6:30 PM
Exhibit Hall NE & SE, Albuquerque Convention Center
PS 25-36
Documenting the regional and local distribution of Rosa multiflora and Kalmia latifolia in West Virginia, Ohio, and Pennsylvania forests along a soil fertility gradient
Cynthia D. Huebner, USDA Forest Service; Todd F. Hutchinson, USDA Forest Service; Todd E. Ristau, USDA Forest Service; Alejandro A. Royo, USDA Forest Service; Jim Steinman, Northeastern Area
PS 25-37
Consequences of tree-cover reductions within coniferous vegetation gradients: overstory-attenuated solar radiation following fire, die-off, or thinning
Patrick D. Royer, University of Arizona; David D. Breshears, The University of Arizona; Chris B. Zou, Oklahoma State University; Neil Cobb, Northern Arizona University; Shirley A. Kurc, The University of Arizona
PS 25-38
The relationship of plant distribution to geomorphic processes
Marianne N. Chase, University of Calgary; Edward A. Johnson, University of Calgary
PS 25-39
CANCELLED - Plant communities and environmental gradients in the Upper Las Vegas Wash, Nevada:  The role of abiotic variables in community structure
Amy A. Croft, Utah State University; James A. MacMahon, Utah State University
PS 25-40
When should a seed germinate? A key question in high altitude environments
Alicia Montesinos, Estacion Biologica de Donana. Centro Superior de Investigaciones Cientificas; Stephen J. Tonsor, University of Pittsburgh; Xavier F. Pico, Estacion Biologica de Donana. Centro Superior de Investigaciones Cientificas
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