Session: Biogeochemistry: C And N Cycling In Response To Global Change II (2017 ESA Annual Meeting (August 6 -- 11))

8:00 AM

Crop rotational complexity mediates plant-soil responses to altered water regimes
Timothy M. Bowles, University of California, Berkeley; A. Stuart Grandy, University of New Hampshire

8:20 AM

COS 123-2

Pulses of biogenic nitrogen cycling lead to atmospheric-based nutrient spiraling in southern California
G. Darrel Jenerette, University of California; Jun Wang, University of Iowa; James O. Sickman, UC Riverside; Emma L. Aronson, University of California Riverside; Mark Fenn, USDA Forest Service; Cui Ge, University of Iowa

8:40 AM

COS 123-3

Asynchrony in the timing of goose-vegetation interactions: Implications for biogeochemical cycling in wet sedge tundra
Ryan T. Choi, Utah State University; Karen Beard, Utah State University; A. Joshua Leffler, South Dakota State University; Lindsay G. Carlson, Utah State University; Katharine C. Kelsey, University of Alaska-Anchorage; Joel A. Schmutz, USGS; Jeffrey M. Welker, University of Alaska-Anchorage

9:00 AM

COS 123-4

Copper addition induces soil microbial community shifts and changes in biogeochemical cycling
Keshav Arogyaswamy, University of California, Riverside; Chelsea J. Carey, Point Blue Conservation Science; Emma L. Aronson, University of California Riverside

9:20 AM

COS 123-5

Ecological network analysis of peatland microbial communities
Sheryl L. Bell, Pacific Northwest National Laboratory, Iowa State University; Montana Smith, Iowa State University, Pacific Northwest National Laboratory; Erik A. Hobbie, University of New Hampshire; Kirsten S. Hofmockel, Pacific Northwest National Laboratory, Iowa State University

9:40 AM

COS 123-

Break

9:50 AM

COS 123-6

Tradeoffs between climate change adaptation and mitigation for farmland drainage management options in British Columbia’s Fraser River delta
Sean M. Smukler, The University of British Columbia; Siddhartho S Paul, The University of British Columbia; Katarina Neufeld, The University of British Columbia

10:10 AM

COS 123-7

Cereal rye (Secale cereale) cover crop can reduce reactive N distribution in soil profile in a no-till agroecosystem
Briana Otte, University of Maryland; Steven Mirsky, USDA-ARS Sustainable Agriculture Systems Laboratory; Harry Schomberg, United States Department of Agriculture; Dennis J. Timlin, USDA-ARS; Katherine Tully, University of Maryland

10:30 AM

COS 123-8

Elevated CO₂ increases nitrogen loss through iron-dependent anaerobic ammonium oxidation
Chenchao Xu, Zhejiang University; Kaihang Zhang, Zhejiang University; Jing Xiao, Zhejiang University; Naifang Zhang, Zhejiang University; Wanying Zhu, Zhejiang University; Fangjian Yu, Zhejiang University; Awaguli Awaidula, Zhejiang University; Hao Hu, Zhejiang University; Chunwu Zhu, Chinese Academy of Sciences; Jianguo Zhu, Chinese Academy of Sciences; Lei Cheng, Zhejiang University

10:50 AM

COS 123-9

Microbial activity is a better predictor of soil respiration than microbial biomass or composition
Alejandro Salazar, Purdue University; Jay T. Lennon, Indiana University; Jeffrey S. Dukes, Purdue University

11:10 AM

COS 123-10

Pulse size, frequency and soil-litter mixing alter the control of cumulative precipitation over litter decomposition in drylands
François-Xavier Joly, Arizona State University; Heather L. Throop, Arizona State University

COS 123 - Biogeochemistry: C And N Cycling In Response To Global Change II