Thursday, August 9, 2007: 1:30 PM-5:00 PM
Blrm Salon VI, San Jose Marriott
COS 123 - Ecology of arid and semiarid habitats: I
1:30 PMCOS 123-1The effect of amount and frequency of precipitation on seedling establishment and survival of lane mountain milkvetch (Astraglaus jaegerianus munz), an endangered species
Rasoul Sharifi, University of California, Los Angeles, Barry A Prigge, University of California, Los Angeles, Philip W Rundel, University of California, Los Angeles
1:50 PMCOS 123-2Enhanced root development for increased survival in seedling plantings
Joseph Paternoster, DriWater, Inc, Harold W. Jensen, DriWater, Inc, Kyle A. Peterson, DriWater, Inc, Jerald Wheeler, PhD
2:10 PMCOS 123-3Effects of five years of increased seasonal precipitation on desert plant physiology in Big Bend National Park in the Chihuahuan Desert
Lisa D. Patrick, Texas Tech University, David T. Tissue, Texas Tech University
2:30 PMCOS 123-4Does post-fire seeding in a Mojave Desert shrubland rehabilitate habitat for the desert tortoise?
Lesley A. DeFalco, US Geological Survey, Westen Ecological Science Center, Todd C. Esque, US Geological Survey, Westen Ecological Science Center, Kenneth E. Nussear, US Geological Survey, Westen Ecological Science Center, Kristina Drake, US Geological Survey, Westen Ecological Science Center, Sara J. Scoles, US Geological Survey, Westen Ecological Science Center, Philip A. Medica, US Geological Survey, Westen Ecological Science Center
2:50 PMCOS 123-5Post-fire spatial recruitment patterns of Wyoming big sagebrush (Artemisia tridentata ssp wyomingensis)
Amy D. Forman, Idaho National Laboratory, Roger D. Blew, Idaho National Laboratory, Jackie R. Hafla, Idaho National Laboratory, Jeremy P. Shive, Idaho National Laboratory
3:10 PM Break
3:20 PMCOS 123-6Woody-grass ratios in a patterned (mulga-spinifex) arid system are mediated by unexpected competitive interactions driven by fire, resources, and life-history
Catherine E. M. Nano, Parks and Wildlife Service of the Northern Territory, Peter J. Clarke, University of New England
3:40 PMCOS 123-7A break in the drought or just more of the same stress? Interaction among shrubs and annuals in the Mojave Desert
Claus Holzapfel, Rutgers University, Erik P. Hamerlynck, Rutgers University
4:00 PMCOS 123-8Landscape-scale structuring of arid bird assemblages: Vegetation type influences species composition
Chris R. Pavey, Parks and Wildlife Service of the Northern Territory, Catherine E. M. Nano, Parks and Wildlife Service of the Northern Territory
4:20 PMCOS 123-9Food resources for small livestock in semiarid and Mediterranean landscapes under climate change
Martin Köchy, University of Potsdam
4:40 PMCOS 123-10Controls on plant gas exchange across a grassland to shrubland gradient in Owens Valley, California
Christine M. Goedhart, University of California, Irvine, Diane E. Pataki, University of California, Irvine, Sharon A. Billings, University of Kansas

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