Printed Program (PDF) - Ecological Society of America

8 am-11:30 am
COS 138 - Grasslands/Steppe
E146, Oregon Convention Center
8:00 AM COS 138-1 Mangla, S1 , M Royall2 and KN Suding1 , (1)
University of California at Berkeley, (2)University of
California at Irvine. Measuring the sustainability and
community responses to ten-years of exotic control in
Southern California grasslands.
8:20 AM COS 138-2 Urban, MA1 , DM Nelson2 , D Verschuren3 and FS Hu4 , (1)University of Illinois Urbana-Champaign,
(2)University of Maryland Center for Environmental
Science, (3)Ghent University, (4)University of Illinois,
Urbana-Champaign. The effects of fire, climate and
pCO2 on C4 grass abunadance in equatorial East African
grassland communities over the past 25,000 years: An
evaluation of the C4-fire hypothesis.
8:40 AM COS 138-3 Prechsl, UE1 , A Kahmen1 , A Hammerle2 , S
Burri1 , AK Gilgen3 and N Buchmann1 , (1)ETH Zurich,
(2)University of Innsbruck, (3)University of Bern. The
water sourcing strategy of drought affected temperate
grasslands.
9:00 AM COS 138-4 Linden, MP and BA Koerner, Emporia
State University. Annual root productivity and chemical
composition responses to shrub encroachment and
prescribed fire.
9:20 AM COS 138-5 Zedler, PH1 and BM Herrick2 , (1)University
of Wisconsin-Madison, (2)University of Wisconsin -
Madison. Response of a prairie remnant to a historically
rare growing season flooding event.
9:40 AM Break
9:50 AM COS 138-6 Hoffman, O1 , B Boeken2 and H Yitzhaq1 ,
(1)The Jacob Blaustein Institue for Desert Research,
Ben Gurion University of the Negev, (2)Ben-Gurion
University of the Negev, Sede Boqer, Israel. Shrub-grass
interactions in semi-arid rangeland, and their combined
effects on soil-mound growth and maintenance.
10:10 AM COS 138-7 Killian, PD, JM Briggs and NM Bello,
Kansas State University. Physiological integration of
Cornus drummondii and the mechanisms driving woody
encroachment in the tallgrass prairie.
10:30 AM COS 138-8 Horton, AJ, JL Soong, ML Vandegehuchte,
DH Wall and MF Cotrufo, Colorado State University.
Investigating the fate of nitrogen from leaf litter into soil,
soil organisms, and plants at a tall grass prairie, by the
use of 15N enrichment.
10:50 AM COS 138-9 Taylor, RV1 , L Arends1 and WJ Ripple2 , (1)
The Nature Conservancy, (2)Oregon State University. Are
wild ungulates eating your conservation lunch? Aspen
and shrub recruitment on a remnant Pacific Northwest
bunchgrass prairie.
in a clonal flowering plant (Eichhornia crassipes).
9:20 AM COS 139-5 Hahn, PG and JL Orrock, University of
Wisconsin - Madison. Agricultural land use history and
fire suppression strengthen herbivore impacts.
9:40 AM Break
9:50 AM COS 139-6 Cushman, JH and LE Saunders, Sonoma
State University. Long-term and interactive effects of
different mammalian consumers on growth, survival and
recruitment of oaks in northern California.
10:10 AM COS 139-7 Poore, AGB 1 , AH Campbell 1 , RA Coleman 2 ,
G Edgar 3 , V Jormalainen 4 , PL Reynolds 5 , EE Sotka 6 , JJ
Stachowicz 7 , RB Taylor 8 , MA Vanderklift 9 and JE Duffy 10 ,
(1)University of New South Wales, (2)The University
of Sydney, (3)University of Tasmania, (4)University of
Turku, (5)Virginia Institute of Marine Science, (6)College
of Charleston, (7)University of California, Davis, (8)
University of Auckland, (9)CSIRO Wealth from Oceans
Flagship, (10)The College of William and Mary. Global
patterns in herbivore impact on marine benthic primary
producers: A comprehensive meta-analysis.
10:30 AM COS 139-8 Lenhart, PA, ST Behmer and MD Eubanks,
Texas A&M University. Effects of drought stress on
grassland plant traits and insect herbivore communities.
10:50 AM COS 139-9 Pearse, IS 1 and F Altermatt 2 , (1)Cornell
University, (2)Swiss Federal Institute of Aquatic Science and
Technology (Eawag). Predicting extinction risk and novel
host use in a complete Lepidoptera-plant food network.
11:10 AM COS 139-10 West, NM and SM Louda, University of
Nebraska-Lincoln. Herbivory and plant density affect the
consequences of apical damage.
COS 139 - Herbivory
Portland Blrm 254, Oregon Convention Center
8:00 AM
8:20 AM
8:40 AM
COS 139-1 Nielsen, A, University of Oslo. Outfield
grazing as a way of utilizing and sustaining semi-natural
ecosystems.
COS 139-2 Sonnemann, I and S Wurst, Freie Universitaet
Berlin. Effects of generalist root feeders (Agriotes
spp. larvae, Coleoptera: Elateridae) on grassland plant
communities.
COS 139-3 Halpern, SL
146 ESA 97th Annual Meeting, August 5 - 10, 2012, Oregon Convention Center
1 , N Underwood2 and BD
Inouye2 COS 140 - Invasion: Community Effects III
Portland Blrm 255, Oregon Convention Center
8:00 AM COS 140-1 Langdon, B
, (1)Pacific University, (2)Florida State University.
Insect herbivore effects on population dynamics of the
clonal weed Solanum carolinense.
9:00 AM COS 139-4 Buchanan, AL, NC Underwood and BD
Inouye, Florida State University. Allocation shifts favor
asexual reproduction: Response to damage and pollination
1 , A Pauchard2 and LA Cavieres2 ,
(1)Bioforest SA, (2)Universidad de Concepción, Instituto
de Ecología y Biodiversidad (IEB). Pinus contorta
invasion in Patagonia is influenced by resident vegetation
and herbivory.
8:20 AM COS 140-2 Schat, M1 , JL Schafer1 , EL Mudrak2 , CE
Haines1 , HA Parag1 , KA Moloney2 and C Holzapfel1 ,
(1)Rutgers University, (2)Iowa State University. Invasive
non-native annuals use novel source-sink strategies in
North American deserts.
8:40 AM COS 140-3 D’Antonio, C1 , S Yelenik2 , F Hughes3 and
N DiManno4 , (1)University of California Santa Barbara,
(2)University of California, Santa Barbara, (3)USDA
Forest Service, (4)University of California. Challenges in
predicting ecosystem response to invasion: A case study
of decline of a dominant invader in Hawaii’s seasonally
dry woodlands.
9:00 AM COS 140-4 Magnoli, SM1 , AR Kleinhesselink2 and JH
Cushman3 , (1)Michigan State University, (2)Utah State
9:20 AM
9:40 AM
University, (3)Sonoma State University. Plant groups
varying in geographic origin and life form respond
differently to invasion and removal of a dominant plant
invader.
COS 140-5 Dibble, KL and LA Meyerson, University of
Rhode Island. Tidally restricted salt marshes invaded by
Phragmites australis reduce habitat quality for resident
fish populations.
Break
9:50 AM COS 140-6 Paudel, S and LL Battaglia, Southern
Illinois University. Resilience of floating aquatic plant
communities in coastal bottomlands of the lower
Mississippi alluvial valley.
10:10 AM COS 140-7 Greer, MJ, MA Noland, KR Hickman and
THURSDAY