Some abstracts do not have video files because ASAS was denied recording rights.

Ruminant nutrition: Ruminal fermentation

Thursday, July 21, 2016: 2:00 PM-5:00 PM
155 E (Salt Palace Convention Center)
Chair:
Jenny S. Jennings
2:00 PM
1605
Rumen fluid metabolomics analysis associated with feed efficiency on crossbred steers
Virginia M Artegoitia, University of Nebraska; Andrew P Foote, USDA, ARS, US Meat Animal Research Center; Ronald M. Lewis, University of Nebraska-Lincoln; Harvey C. Freetly, USDA, ARS, U.S. Meat Animal Research Center
Audio File Recorded Presentation (mp4)
2:15 PM
1606
Enrichment of cattle rumen with bison rumen contents improves N digestion
Gabriel O. Ribeiro Jr., Lethbridge Research and Development Centre, Agriculture and Agri-Food Canada; Daniela B. Oss, Departamento de Zootecnia, Universidade Federal de Viçosa; Zhixiong He, Lethbridge Research and Development Centre, Agriculture and Agri-Food Canada; Virgil Bremer, Elanco Animal Health; Robert J. Forster, Lethbridge Research and Development Centre, Agriculture and Agri-Food Canada; Wenzhu Yang, Lethbridge Research and Development Centre, Agriculture and Agri-Food Canada; K. A. Beauchemin, Lethbridge Research and Development Centre, Agriculture and Agri-Food Canada; Tim A. McAllister, Lethbridge Research and Development Centre, Agriculture and Agri-Food Canada
Audio File Recorded Presentation (mp4)
2:30 PM
1607
Effect of nitrate, monensin and the combination of additives on rumen fermentation using a semi-continuous culture system
Matheus Capelari, Michigan State University; Kristen A. Johnson, Washington State University; Brooke Latack, Michigan State University; Jolene Roth, Michigan State University; Wendy Powers, Michigan State University
Audio File Recorded Presentation (mp4)
2:45 PM
1608
Metagenomic census of predominant ureC genes of ureolytic bacteria in the rumen of dairy cows
Di Jin, Gembloux Agro-Bio Tech, University of Liège; Shengguo Zhao, Ministry of Agriculture - Milk and Dairy Product Inspection Center (Beijing); Nan Zheng, Ministry of Agriculture - Milk and Dairy Product Inspection Center (Beijing); Dengpan Bu, State Key Laboratory of Animal Nutrition, Institute of Animal Sciences, Chinese Academy of Agricultural Sciences; Yves Beckers, Gembloux Agro-Bio Tech, University of Liège; Jiaqi Wang, Ministry of Agriculture Laboratory of Quality & Safety Risk Assessment for Dairy Products (Beijing), Institute of Animal Science, Chinese Academy of Agricultural Sciences
Audio File Recorded Presentation (mp4)
3:00 PM
1609
Rumen bacterial communities continue to shift five weeks after switching diets from conserved forage to pasture
Melissa L Bainbridge, University of Vermont; Laurel K Saldinger, University of Vermont; John W Barlow, University of Vermont; Juan P Alvez, University of Vermont; Joe Roman, University of Vermont; Jana Kraft, University of Vermont
Audio File Recorded Presentation (mp4)
3:15 PM
1610
Metabolome and microbiome associations after a grain and sugar challenge
Helen M Golder, University of Sydney; Stuart Denman, CSIRO Animal, Food and Health Services, Queensland Bioscience Precinct; Chris McSweeney, CSIRO Animal, Food and Health Services, Queensland Bioscience Precinct; Ian J Lean, University of Sydney
Audio File Recorded Presentation (mp4)
3:30 PM
1611
Ruminal dosing with Megasphaera elsdenii and strain persistence are associated with milk fat depression in Holstein cows
Felipe Cacite, Federal Univ. of Mato Grosso; Paul J Weimer, USDA-ARS
Audio File Recorded Presentation (mp4)
3:45 PM
1612
Potential for live yeast culture to enhance nitrate mitigation of methanogenesis in Jersey dairy cattle
Rebekah A. Meller, The Ohio State University; Jared M. Ashworth, The Ohio State University; Amanda M. Gehman, Alltech, Inc.; Jeffrey L. Firkins, The Ohio State University
4:00 PM
1613
Inhibition of methanogenesis by nitrate, with or without defaunation, in continuous culture
Benjamin A. Wenner, The Ohio State University; Brooklyn K Wagner, The Ohio State University; Zhongtang Yu, The Ohio State University; Normand St. Pierre, The Ohio State University; Jeffrey L. Firkins, The Ohio State University
Audio File Recorded Presentation (mp4)
4:15 PM
1614
Does weaning age affect the development of ruminal and fecal microbiomes in dairy calves?
Sarah J Meale, UMR Herbivores, INRA, Vetagro Sup; Shucong Li, Department of Animal Science, University of Manitoba; Paula Azevedo, Department of Animal Science, University of Manitoba; Hooman Derakhshani, Department of Animal Science, University of Manitoba; Jan C. Plaizier, Department of Animal Science, University of Manitoba; Michael Steele, Department of Agricultural, Food and Nutritional Science, University of Alberta; Ehsan Khafipour, Department of Animal Science, University of Manitoba
4:30 PM
1615
Analysis methods differ in recovery of microbial glycogen
Mary Beth Hall, U. S. Dairy Forage Research Center, USDA-ARS
Audio File Recorded Presentation (mp4)
4:45 PM
1616
Utilization of lactose by mixed ruminal microbes is affected by nitrogen type and level, and differs from utilization of glucose
Mary Beth Hall, U. S. Dairy Forage Research Center, USDA-ARS
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