Dairy Research


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Personnel

George F. Grandle
Associate Professor, Post retirement appointment
Livestock Production Systems

Kristy Hill-Campbell
Extension Dairy Specialist
Dairy

Peter Downs Krawczel
Assistant Professor
Behavior and Welfare of Dairy Cows

Brian Whitlock
Assistant Professor
Field Services, Theriogenology

Michael John De Veth
Assistant Professor
Bioactive compound influence on dairy cattle

 

News

Promotion and Tenure 2017, 10/16/2017

A New Generation of Faculty, 8/2/2017

New Ventures | GAP Connections, 7/26/2017

Beef Heifer Development Center–One Year Later, 12/29/2016

2016 AgResearch Faculty Awards, 10/6/2016

Our Fondest Memories: Our Tribute to John Hodges, 7/24/2016

Five Things You Didn't Know about the Middle Tennessee AgResearch and Education Center, 5/24/2016

I AM UTIA -- In Knoxville, Meet Joe Sarten, PE, 12/9/2015

Do We Need More Space?, 11/17/2015

Down to the Short Rows, 11/17/2015

Video


(5 mentions)

Hatcher Family Dairy 
Tennessee has lost roughly half its dairy farms in the past decade. But one family wants to keep its centuries-old operation going, and is adapting new production plans to sell their dairy products.



(5 mentions)

Mastitis Research 
Dairy farmers face many challenges – including a disease that threatens their cattle and the quality of their milk. AgResearch and Extension team up with producers to fight this problem.



(3 mentions)

Little River Facility 
It’s long been an issue in farming – how can we be productive in agriculture and still protect the environment? UT Ag-Research has a new facility dedicated to that cause.


 

Recent Publications

Antimicrobial Resistance of Staphylococcus aureus Isolates from Dairy Cows and Genetic Diversity of Resistant Isolates Abdi, R. D., B. E. Gillespie, J. M. Vaughn, C. E. Merill, S. I. Headrick, D. B. Ensermu, D. H. D'Souza, R. A. Almeida, S. P. Oliver, G. E. Agga, and O. Kerro Dego.  2018.  Foodborne Pathogens and Disease, Foodborne Pathog Dis. 2018 Jul;15(7):449-458. [Abstract]

Effect of Management System on the Lying Behavior of Organic Dairy Cows.  Couture, V. L., P. D. Krawczel, R. Smith, L. Schneider, A. Rius, and G. M. Pighetti.  2018.  Proceedings American Dairy Science Association.

Effect of parity on dairy cows and heifers’ preferences for calving location.  Edwards, E. M., K. L. Proudfoot, H. M. Dann, L. Schneider, and P. D. Krawczel.  2018.  Proceedings of the 52nd International Congress of the International Society of Applied Ethology.

Effect of parity, season, and group size on dairy cows and heifers’ preferences for calving location.  Edwards, E. M., K. L. Proudfoot, H. M. Dann, L. Schneider, and P. D. Krawczel.  2018.  Proceedings American Dairy Science Association.

Bovine intramammary infection associated immunogenic surface proteins of Streptococcus uberis Kerro Dego, O., R. A. Almeida, A. M. Saxton, R. D. Abdi, D. B. Ensermu, and S. P. Oliver.  2018.  Microbial Pathogenesis, Volume 115: 304 - 311, February 2018. [Abstract]

Acquired immunity and performance of single vs. pair housed Holstein dairy calves.  Kesterson, C. B., L. Schneider, J. M. Caldwell, G. M. Pighetti, and P. D. Krawczel.  2018.  Proceedings American Dairy Science Association.

Qualitative analysis of nine forage mixtures designed for Southeastern U.S. organic dairy production.  Bailey, H. R., D. M. Butler, G. E. Bates, G. M. Pighetti, D. McIntosh, and A. Rius.  2017.  J. Dairy Sci., Vol. 100 (suppl.2):130.

Nutritive analysis of four spring forage mixtures for organic dairy production in the Southeastern United States.  Bailey, H. R., D. M. Butler, G. E. Bates, G. M. Pighetti, P. D. Krawczel, S. R. Smith, K. Mercier, D. McIntosh, and A. Rius.  2017.  UT Beef and Forage Center, 2nd Annual Graduate Research Poster Symposium and Competition.

A 100-Year Review: Lactating dairy cattle housing management Bewley, J. M., L. M. Robertson, and E. Eckelkamp.  2017.  Journal of Dairy Science, 100(12), 10418-10431. [Abstract]

Prepartum lying behaviour of Holstein dairy cattle housed on pasture through parturition.  C. A. Rice, N. L. Eberhart, and P. D. Krawczel.  2017.  Animals, 7:32-41.

Behavioral changes in group-housed dairy calves infected with Mannheimia haemolytica.  C. L. Hixson, P. D. Krawczel, J. M. Caldwell, and E. K. Miller Cushon.  2017.  Journal of Dairy Science, 100(Suppl. 2): 228.

Effects of stocking density and access on short-term responses in ruminal fermentation of Holstein dairy cows.  Campbell, M. A., H. M. Dann, P. D. Krawczel, and R. J. Grant.  2017.  Journal of Dairy Science, 100(Suppl. 2): 367.