Authors
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Name: Theresia Lavergne
Title: Professor
Specialization: Poultry
E-mail:
Department: School of Animal Sciences
Organization: LSU AgCenter
Address 1: 105 J.B. Francioni, LSU
Address 2: Baton Rouge, LA 70803 - 4210
Phone Number: (225) 578-2473
Fax Number: (225) 578-3604

Education/Training

1994 - 1997     

Louisiana State University, Baton Rouge, LA

Doctor of Philosophy (Non-ruminant nutrition)

1992 - 1993

Mississippi State University, Mississippi State, MS

Master of Science (Non-ruminant nutrition)

1989 - 1992

Auburn University, Auburn, AL

Bachelor of Science (Animal and Dairy Sciences)

Areas of Specialization/Research
Poultry nutrition, management, and litter management.
Professional Experience

January 2013 - present
Professor, Poultry (90% Extension, 10% Research), LSU AgCenter, Baton Rouge, LA 

July 2011 - January 2013
Professor, Poultry (100% Extension), LSU AgCenter, Baton Rouge, LA


July 2005 - June 2011
Associate Professor, Poultry (100% Extension), LSU AgCenter, Baton Rouge, LA


January 2000 - June 2005
Assistant Professor, Poultry (100% Extension), LSU AgCenter, Baton Rouge, LA


January 1998 - December 1999
Swine Technical Service Manager, Land O’ Lakes, Inc., Fort Dodge, IA

August 1997 - December 1997
Instructor, Department of Agriculture, Austin Peay State University, Clarksville, TN

Awards/Grants

Awards and Honors
2001 Louisiana Poultry Federation “President’s Award”
2003 Louisiana Poultry Federation “President’s Award”
2004 Louisiana Poultry Federation “President’s Award”
2004 4-H Specialist Award
2004 Louisiana Poultry Federation “Man of the Year” Award
2004 LSU AgCenter Extension Excellence Award
2005 LSU AgCenter Louisiana Agriculture Service Award
2006 Louisiana Poultry Federation “President’s Award”
2006 Extension Recognition Award (from the PSA extension workshop committee)
2008 LSU AgCenter Internal Leadership Program (completion award)
2008 Epsilon Sigma Phi Early Career Award
2010 Louisiana Poultry Federation “President’s Award”
2011 Poultry Science Association Appreciation Award for Service as an At-Large Director
2011 Louisiana Poultry Federation “Helping Hand Award”
2011 JCEP Excellence in Teamwork Award (for AgMagic)
2012 Epsilon Sigma Phi Mid-Career Award
2013 Louisiana Poultry Federation “Helping Hand Award”
2014 LSU AgCenter Ag Leadership Class XIII Graduate
2015 Louisiana Poultry Seminar – Recognition Award

Grants received
Reducing Phosphorus Inputs to Watersheds from Poultry Production. 2002. USDA Tillage,
Silviculture and Waste Management Special Grant. L. Southern, L. Gaston, C. Drapcho, T.
Lavergne, and W.H. Brown. $150,000

Reducing Phosphorus Inputs to Watersheds from Poultry Production. 2003. USDA Tillage,
Silviculture and Waste Management Special Grant. L. Southern, L. Gaston, T. Lavergne,
and W.H. Brown. $157,683

Reducing Phosphorus Inputs to Watersheds from Livestock Production. 2004. USDA Tillage,
Silviculture and Waste Management Special Grant. L. Southern, L. Gaston, T. Lavergne,
and D.J. Boethel. $130,000

Reducing Phosphorus Inputs to Watersheds from Livestock Production. 2005. USDA Tillage,
Silviculture and Waste Management Special Grant. L. Southern, L. Gaston, T. Lavergne,
and D.J. Boethel. $86,427

Reducing Phosphorus Inputs to Watersheds from Livestock Production. 2006. USDA Tillage,
Silviculture and Waste Management Special Grant. L. Southern, L. Gaston, T. Lavergne,
and D. Morrison. $81,227

Food Safety in Poultry Production. 2012. Cochran Fellowship Program. USDA-Foreign
Agricultural Service. T. Lavergne and K. McMillin. $24,660

Financial Analysis for Contract Poultry Growers. 2012. Southern Risk Management Education
Center. R. Pruitt and T. Lavergne. $26,714

A Method to Rear 0 to 21 Day Old Bobwhite Quail. 2013. Louisiana State University College of
Agriculture, Undergraduate Research Grant. A.N. Bergeron and T.A. Lavergne. $3,000

Effect of Transportation on Compensatory Growth of Commercial-Type Broilers. 2013.
Louisiana State University College of Agriculture, Undergraduate Research Grant. D.
Marker, T. Lavergne, and T. Bidner. $2,500

Innovative Demonstrations and Training to Enhance Implementation and Compliance with
Environmental Best Management Practices (BMPs) for Poultry. 2013. W. Owens, T.
Lavergne, J. Holmes, E. Girouard, D. Morgan, C. Ray, and N. Hickman. NRCS Conservation Innovation Grant. $76,375

Monitoring the Effect of Pre-Storage Warming Treatment on Post-Peak Broiler Breeder (50+
weeks of age) Egg Hatchability and Broiler Chick Growth. 2014. Louisiana State
University College of Agriculture, Undergraduate Research Grant. L. Garcia and T. Lavergne. $2,250


Publications/Presentations/Patents

Publications (T.A. Knowles is T.K. Lavergne)
Knowles, T. A., and H. W. Miller. 1994. The effect of low-protein corn on growth performance and carcass traits of growing-finishing pigs. Prof. Anim. Sci. 10:130.

Knowles, T. A., J. E. Pontif, L. L. Southern, D. F. Coombs, and K. L. Watkins. 1995. Wheat, sorghum, and raw soybeans as alternative energy and protein sources for growing-finishing pigs. Prof. Anim. Sci. 11:214.

Knowles, T. A., L. L. Southern, and K. R. Robbins. 1997. The use of serum urea nitrogen concentrations for the determination of lysine requirements of gilts. Prof. Anim. Sci. 13:65.

Knowles, T. A., L. L. Southern, and K. R. Robbins. 1997. The use of serum urea nitrogen concentrations for the determination of lysine requirements of barrows. Prof. Anim. Sci. 13:198.

Knowles, T. A., and L. L. Southern. 1998. The lysine requirement and ratio of total sulfur amino acids to lysine for chicks fed adequate or inadequate lysine. Poult. Sci. 77:564.

Knowles, T. A., L. L. Southern, and T. D. Bidner. 1998. Ratio of total sulfur amino acids to lysine for finishing pigs. J. Anim. Sci. 76:1081.

Knowles, T. A., L. L. Southern, T. D. Bidner, B. J. Kerr, and K. G. Friesen. 1998. Effect of dietary fiber or fat in low-crude protein, crystalline amino acid-supplemented diets for finishing pigs. J. Anim. Sci. 76:2818.

Southern, L. L., F. M. LeMieux, J. O. Matthews, T. D. Bidner, and T. A. Knowles. 2000. Effect of feather meal as a source of valine for lactating sows. J. Anim. Sci. 78:120.

Payne, R. L., T. K. Lavergne, and L. L. Southern. 2005. Effect of inorganic versus organic selenium on hen production and egg selenium concentration. Poult. Sci. 84:232

Payne, R. L., T. K. Lavergne, and L. L. Southern. 2005. A comparison of two sources of phytase in liquid or dry forms in broilers. Poult. Sci. 84:265.

Abstracts
Knowles, T. A., and H. W. Miller. 1994. The effect of dietary low protein corn on performance and carcass traits of growing-finishing swine. J. Anim. Sci. 72(Suppl. 2):5.

Matthews, J. O., L. L. Southern, T. A. Knowles, F. M. LeMieux, T. L. Ward, T. D. Bidner, and T. G. Page. 1995. Effect of a hydrated sodium calcium aluminosilicate (Azomite®) on growth and carcass traits of pigs. J. Anim. Sci. 73(Suppl. 1):18.

Knowles, T. A., and L. L. Southern. 1995. Limiting amino acids in corn protein and high-protein, corn-soybean meal diets for pigs. J. Anim. Sci. 73(Suppl. 1):181.

Knowles, T. A., L. L. Southern, F. M. LeMieux, and J. O. Matthews. 1996. The use of serum urea nitrogen concentrations for the determination of lysine requirements of gilts. J. Anim. Sci. 74(Suppl. 1):186.

Ward, T. L., L. L. Southern, J. O. Matthews, F. M. LeMieux, D. Howard, T. A. Knowles, and T. D. Bidner. 1996. Interactive effects of dietary chromium tripicolinate and crude protein level in growing-finishing pigs provided inadequate and adequate pen space. J. Anim. Sci. 74(Suppl. 1):65.

Knowles, T. A., L. L. Southern, and T. D. Bidner. 1997. Optimum ratio of total sulfur amino acids to lysine for late finishing barrows and gilts. J. Anim. Sci. 75(Suppl. 1):75.

Knowles, T. A., L. L. Southern, and T. D. Bidner. 1997. Optimum ratio of total sulfur amino acids to lysine for late finishing gilts. J. Anim. Sci. 75(Suppl. 1):182.

Knowles, T. A., and L. L. Southern. 1997. Determining the optimum ratio of an indispensable amino acid to lysine when chicks are fed adequate or inadequate lysine. Poult. Sci. 76(Suppl. 1):62.

Knowles, T. A., L. L. Southern, T. D. Bidner, B. J. Kerr, and K. G. Friesen. 1998. Effect of dietary fiber or fat in low-crude protein, crystalline amino acid-supplemented diets for finishing pigs. J. Anim. Sci. 76(Suppl. 1):170.

Matthews, J. O., F. M. LeMieux, T. A. Knowles, L. L. Southern, and T. D. Bidner. 1998. Feather meal as a source of valine for lactating sows. J. Anim. Sci. 76(Suppl, 1):160.

Lavergne, T.K., 2008. In-house pasteurization of broiler litter. XXIII World’s Poultry Congress,

Brisbane, Australia, 30 June – 4 July 2008 (proceedings published in CD format).

Lavergne, T.A., DeRouen, S.M., and Hay, G.M. 2009. A survey of the economic, environmental, public policy, and production issues facing the poultry industry of Louisiana. Poult. Sci. 88(Suppl. 1):207.(Abstr.)

Lavergne, T.A., DeRouen, S.M., and Hay, G.M. 2010. A survey of the economic, environmental, public policy, and production issues facing animal agriculture in Louisiana. Poult. Sci. 89(Suppl. 1):84.(Abstr.)

Lavergne, T.A. 2012. Educational Video: In-house pasteurization of broiler litter. XXIV World’s Poultry Congress, Salvador, Brazil, 5-9 August 2012 (proceedings published in CD format).

Lavergne, T.A, J.B. Schmidt, L.R. Brunet, J.W. Charal, and L.A. Gaston. 2013. A comparison of four bedding sources for broilers. Poult. Sci. 92(E-Suppl. 1):75. (Abstr.)

Brunet, L.B., D.R. Ingram, J.N. Losso, and T.A. Lavergne. 2013. The effects of distillers dried grains with solubles on egg production and yolk color. Poult. Sci. 92(E-Suppl. 1):137. (Abstr.)

Charal, J.W., T.D. Bidner, T.A. Lavergne, and L.L. Southern. 2013. Determining an effective dosage of anise oil for broilers. Poult. Sci. 92(E-Suppl. 1):129. (Abstr.)

Charal, J.W., T.D. Bidner, T.A. Lavergne, M.E. Gutierrez, and M.E. Janes. 2013. The effect of feeding anise oil or antibiotics in growth performance and jejunum lesion during a Clostridium perfringens challenge in broilers. Poult. Sci. 92(E-Suppl. 1):132. (Abstr.)

Bergeron, A.N., J.W. Charal, and T. A. Lavergne. 2014. A method to rear 0- to 21-day old bobwhite quail. Poult. Sci. 93(E-Suppl. 1):98 (Abstr.)

Marker, D.A., T.A. Lavergne, and T.D. Bidner. 2014. Effect of transportation on compensatory growth of commercial-type broilers. Poult. Sci. 93(E-Suppl. 1):98 (Abstr.)

Charal, J.W., M.E. Gutierrez, M.E. Janes, and T.A. Lavergne. 2014. Anise oil reduces growth of Closttidium perfringens. Poult. Sci. 93(E-Suppl. 1):159 (Abstr.)

Brunet, L.R., J.N. Losso, and T.A. Lavergne. 2015. The effect of processing method of distiller’s dried grains with solubles on hen egg production and yolk color. Poult. Sci. 94(E-Suppl. 1): 36 (Abstr.)

Garcia, L.E., J.W. Charal, D.R. Ingram, and T.A. Lavergne. 2015. The effect of pre-storage warming treatment on post-peak broiler breeder (52 weeks of age) egg hatchability and broiler chick growth. Poult. Sci. 94(E-Suppl. 1): 162 (Abstr.)

Bergeron, A.N., J.W. Charal, and T.A. Lavergne. 2015. Determining the lysine requirement of 7 to 28 day old bobwhite quail. Poult. Sci. 94(E-Suppl. 1): 150 (Abstr.)

Rubio, K., A. Patton, J.W. Charal, and T.A. Lavergne. 2015. Effect of incremental levels of dietary zinc (Zn), in layer diets, on egg quality and egg Zn content. Poult. Sci. 94(E-Suppl. 1): 152 (Abstr.)

Extension Publications
Lavergne, T.K., M. Stephens, and J. Stevens. 2002. Sampling Poultry Litter and Soil for Nutrient Analysis. LCES pub. 2890.

Lavergne, T.K. and K.A. Fontenot. 2004. The Broiler Project. LCES pub. 2897.

Lavergne, T.K. 2004. Louisiana Broiler Showmanship. LCES pub. 2907.

Lavergne, T.K. 2005. Avian Influenza. LCES pub. 2936.

Lavergne, T.K., M.F. Stephens, D. Schellinger, and W.A. Carney, Jr. 2006. In-house Pasteurization of Broiler Litter. LCES pub. 2955.

Lavergne, T.A., S.M. DeRouen, G.M. Hay, and M.F. Burnett. 2011. A Survey of the Issues Facing Animal Agriculture in Louisiana. AgCenter Numbered Publications 3195. (on-line only)

Lavergne, T., R. Sheffield, B.D. LeBlanc, and K. Nix. 2011. On-Line. Poultry Environmental Best

Management Practices (BMPS), AgCenter Numbered Publications 2806. (PDF version).

Other Publications
Lavergne, T.K., 2004. OVERVIEW – Nonruminant farm animals: A major contributor to Louisiana’s economy. Louisiana Agriculture, Fall 2004.

Lavergne, T.K., M.F. Stephens, D. Schellinger, and W.A. Carney, Jr. 2004. Making poultry litter safer for re-use: In-house pasteurization. Louisiana Agriculture, Fall 2004.

Lavergne, T.K., 2010. OVERVIEW – Adding Value with Animal Waste. Louisiana Agriculture, Spring 2010. Vol. 53, No. 2. Pp. #6-7.

Powell, S., L. Johnston, T. Lavergne, T. Bidner, L. Southern, and L. Gaston. 2010. Effect of dietary phosphorus level and phytase supplementation on growth performance, bone strength and phosphorus excretion in broilers. Louisiana Agriculture, Spring 2010. Vol. 53, No. 2. Pp. #26-27.

Lavergne, T.A., S.M. DeRouen, G.M. Hay, and M.F. Burnett. 2012. Issues Facing Animal Agriculture in Louisiana. Louisiana Agriculture, Summer 2012. Vol. 55, No. 3. Pp. 9.

Pruitt, J.R., and T.K. Lavergne. 2012. Data and Price Analysis in the Broiler Chicken Industry. FS10-10/12. Livestock Marketing Information Center. October 3, 2012.

Lavergne, T.A., and W.E. Owens. 2014. A Comparison of Bedding Sources for Commercial Broiler Production. Louisiana Agriculture, Summer 2014. Vol. 57, No. 3. Pp. #10-11.

Newsletter

Animal Industry News Update – I developed this quarterly newsletter in 2000 and it continues today. The Animal Industry News Update developed into an e-newsletter and all issues are available at: http://www.lsuagcenter.com/en/crops_livestock/livestock/animal_industry/

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