PARENT SESSIONOral Session 97: Grasslands III: Nutrient Dynamics; Grazing.
Presiding: T DeLuca and J Nagel
Thursday, August 5, 8:00 AM to 11:30 AM, Meeting Room B 116.
8:00 AM Loayza, Andrea *,1, Rios, Rodrigo2, 1 University of Missouri - St. Louis, St. Louis, Missouri2 Saint Louis University, St. Louis, Missouri Discerning characteristics of vegetation patches that promote frugivore visitation in a neotropical savanna.
FULL ABSTRACT
8:20 AM Longland, William*,1, 1 USDA, Agricultural Research Service, Reno, NV, USA Granivory by desert rodents and local extinction of an introduced invasive weed.
FULL ABSTRACT
8:40 AM Martin, Tara1, Possingham, Hugh1, Kuhnert, Petra1, 1 The Ecology Centre, The University of Queensland, St Lucia, Brisbane, Queensland, Australia Do experts know anything about birds and grazing? A Bayesian approach using expert opinion.
FULL ABSTRACT
9:00 AM Maestre, Fernando*,1, Bradford, Mark1, Reynolds, James1, 1 Duke University, Duham, NC, USA Small-scale nutrient patchiness and plant performance: Effects of vertical heterogeneity on the performance and competitive response of different plant functional types.
FULL ABSTRACT
9:20 AM Zak, John*,1, Nagy, Amber1, Tissue, David1, Loik, Michael2, 1 Texas Tech University, Lubbock, TX2 UC-Santa Cruz, Santa Cruz, CA Impacts of precipitation changes on microbial dynamics and processes in a desert grassland.
FULL ABSTRACT
9:40 AM Break.
9:50 AM Amatangelo, Kathryn*,1, Dukes, Jeffrey2, Field, Christopher3, 1 Stanford University, Stanford, CA2 University of Massachusetts, Boston, MA3 Carnegie Institution of Washington, Stanford, CA Annual grassland responses to litter manipulation.
FULL ABSTRACT
10:10 AM Matzek, Virginia*,1, 1 Stanford University, Stanford, CA Fast- and slow-growing plants differ in N:P stoichiometry and tissue chemistry.
FULL ABSTRACT
10:30 AM Reeder, Jean*,1, Larson, Mark2, Williams, David2, Morgan, Jack1, Mosier, Arvin1, 1 USDA-ARS, Fort Collins, CO, USA2 Department of Renewable Resources, Laramie, WY, USA Long-term grazing increases soil inorganic carbon in a short-grass steppe.
FULL ABSTRACT
10:50 AM Nosshi, Maged*,1, Butler, Jack2, Trlica, Milton1, 1 Colorado State University, Fort Collins, CO2 USDA Forest Service-Rocky Mountain Research Station, Rapid City, SD Internal nitrogen cycling with establishment of an invasive perennial grass in a mixed-grass prairie.
FULL ABSTRACT