selected publications academic article Froebel, L. K., Jalukar, S., Lavergne, T. A., Coufal, C. D., & Duong, T. (2020). Administration of direct-fed Bacillus cultures and refined functional carbohydrates to broiler chickens improves growth performance and promotes positive shifts in gastrointestinal microbiota. Journal of Applied Poultry Research. 29(4), 765-774. Jasek, A., Parr, T., Coufal, C. D., & Lee, J. T. (2020). Research Note: Evaluation of manganese hydroxychloride in 45-wk-old white leghorn layers using yolk and shell manganese content. Poultry Science. 99(2), 1084-1087. Wensley, M. R., Woodworth, J. C., Derouchey, J. M., Dritz, S. S., Tokach, M. D., Goodband, R. D., ... Lee, J. T. (2020). Effects of amino acid biomass or feed grade amino acids on growth performance of growing swine and poultry. Translational Animal Science. 4(1), 49-58. Walters, H. G., Coelho, M., Coufal, C. D., & Lee, J. T. (2019). Effects of Increasing Phytase Inclusion Levels on Broiler Performance, Nutrient Digestibility, and Bone Mineralization in Low-Phosphorus Diets. Journal of Applied Poultry Research. 28(4), 1210-1225. Jasek, A., Coufal, C. D., Parr, T. M., & Lee, J. T. (2019). Evaluation of Increasing Manganese Hydroxychloride Level on Male Broiler Growth Performance and Tibia Strength. Journal of Applied Poultry Research. 28(4), 1039-1047. Jones-Ibarra, A. M., Alvarado, C. Z., Coufal, C. D., & Taylor, T. M. (2019). Sanitization of Chicken Frames by a Combination of Hydrogen Peroxide and UV Light To Reduce Contamination of Derived Edible Products. J Food Prot. 82(11), 1896-1900. Cantu, K., Archer, G. S., Tucker, Z. S., & Coufal, C. D. (2019). Effectiveness of Duck Hatching Egg Sanitization with the Combination of Hydrogen Peroxide and Ultraviolet Light. Journal of Applied Poultry Research. 28(2), 301-306. Walters, H. G., Jasek, A., Campbell, J. M., Coufal, C., & Lee, J. T. (2019). Evaluation of Spray-Dried Plasma in Broiler Diets With or Without Bacitracin Methylene Disalicylate. Journal of Applied Poultry Research. 28(2), 364-373. Rehkopf, A. C., Byrd, J. A., Coufal, C. D., & Duong, T (2017). Advanced Oxidation Process sanitization of hatching eggs reduces Salmonella in broiler chicks. Poultry Science. 96(10), 3709-3716. Winkler, S., Coufal, C., Harmel, D., Martin, E., Brooks, J. P., Popham, S., & Gentry, T. J (2017). Within-House Spatial Distribution of Fecal Indicator Bacteria in Poultry Litter. Journal of Environmental Quality. 46(5), 1003-1009. Gottselig, S. M., Dunn-Horrocks, S. L., Woodring, K. S., Coufal, C. D., & Duong, T (2016). Advanced oxidation process sanitization of eggshell surfaces. Poultry Science. 95(6), 1356-1362. Al-Ajeeli, M. N., Taylor, T. M., Alvarado, C. Z., & Coufal, C. D (2016). Comparison of eggshell surface sanitization technologies and impacts on consumer acceptability. Poultry Science. 95(5), 1191-1197. Harmel, R. D., Coufal, C., Winkler, S., Caraway, E. A., Gentry, T., & Lee, J. (2014). Environmental Impacts of In-House Windrow Composting of Broiler Litter Prior to Land Application in Subtropical/Semi-Arid Conditions. Applied Engineering in Agriculture. 30(3), 423-433. Williams, M. P., Coufal, C., Caraway, E., ., R. C., & Lee, J. T (2013). Evaluation of a Rice/Soy Fermentate on Performance and Volatilization of Odorants from Fresh Fecal Material When Included in Broiler Diets. International Journal of Poultry Science. 12(12), 698-704. Purswell, J. L., Davis, J. D., Kiess, A. S., & Coufal, C. D (2013). Effects of frequency of multiple applications of litter amendment on litter ammonia and live performance in a shared airspace. Journal of Applied Poultry Research. 22(3), 469-473. Barker, K. J., Coufal, C. D., Purswell, J. L., Davis, J. D., Parker, H. M., Kidd, M. T., McDaniel, C. D., & Kiess, A. S (2013). In-house windrowing of a commercial broiler farm during early spring and its effect on litter composition. Journal of Applied Poultry Research. 22(3), 551-558. Harmel, R. D., Wagner, K. L., Martin, E., Gentry, T. J., Karthikeyan, R., Dozier, M., & Coufal, C. (2013). Impact of poultry litter application and land use on E. coli runoff from small agricultural watersheds. Biological Engineering. 6(1), 3-16. Barker, K. J., Coufal, C. D., Purswell, J. L., Davis, J. D., Parker, H. M., Kidd, M. T., McDaniel, C. D., & Kiess, A. S (2011). In-house windrowing of a commercial broiler farm during the summer months and its effect on litter composition. Journal of Applied Poultry Research. 20(2), 168-180. (2011). Hatchability of Broiler Breeder Eggs Following Eggshell Sanitization by Repeated Treatment with a Combination of Ultraviolet Light and Hydrogen Peroxide. International Journal of Poultry Science. 10(6), 421-425. Wells, J. B., Coufal, C. D., Parker, H. M., Kiess, A. S., Young, K. M., & McDaniel, C. D (2011). Hatchablility of Broiler Breeder Eggs Sanitized with a Combination of Ultraviolet Light and Hydrogen Peroxide*. International Journal of Poultry Science. 10(4), 320-324. (2010). Disinfection of eggshells using ultraviolet light and hydrogen peroxide independently and in combination. Poultry Science. 89(11), 2499-2505. Loar, R. E., Schilling, M. W., McDaniel, C. D., Coufal, C. D., Rogers, S. F., Karges, K., & Corzo, A. (2010). Effect of dietary inclusion level of distillers dried grains with solubles on layer performance, egg characteristics, and consumer acceptability. Journal of Applied Poultry Research. 19(1), 30-37. Coufal, C. D., Chavez, C., Niemeyer, P. R., & Carey, J. B (2006). Effects of top-dressing recycled broiler litter on litter production, litter characteristics, and nitrogen mass balance. Poultry Science. 85(3), 392-397. Coufal, C. D., Chavez, C., Niemeyer, P. R., & Carey, J. B (2006). Measurement of broiler litter production rates and nutrient content using recycled litter. Poultry Science. 85(3), 398-403. Coufal, C. D., Chavez, C., Niemeyer, P. R., & Carey, J. B (2006). Nitrogen emissions from broilers measured by mass balance over eighteen consecutive flocks. Poultry Science. 85(3), 384-391. Chavez, C., Coufal, C. D., Niemeyer, P. L., Carey, J. B., Lacey, R. E., Miller, R. K., & Beier, R. C (2004). Impact of Dietary Supplemental Methionine Sources on Sensory Measurement of Odor-Related Compounds in Broiler Excreta. Poultry Science. 83(10), 1655-1662. Chavez, C., Coufal, C. D., Carey, J. B., Lacey, R. E., Beier, R. C., & Zahn, J. A (2004). The Impact of Supplemental Dietary Methionine Sources on Volatile Compound Concentrations in Broiler Excreta. Poultry Science. 83(6), 901-910. Chavez, C., Coufal, C. D., Lacey, R. E., & Carey, J. B (2004). The Impact of Methionine Source on Poultry Fecal Matter Odor Volatiles. Poultry Science. 83(3), 359-364. Coufal, C. D., Chavez, C., Knape, K. D., & Carey, J. B (2003). Evaluation of a method of ultraviolet light sanitation of broiler hatching eggs. Poultry Science. 82(5), 754-759. Chavez, C., Knape, K. D., Coufal, C. D., & Carey, J. B (2002). Reduction of eggshell aerobic plate counts by ultraviolet irradiation. Poultry Science. 81(8), 1132-1135. Knape, K. D., Chavez, C., Burgess, R. P., Coufal, C. D., & Carey, J. B (2002). Comparison of eggshell surface microbial populations for in-line and off-line commercial egg processing facilities. Poultry Science. 81(5), 695-698. conference paper Coufal, C. D., Niemeyer, P. R., & Carey, J. B Annual ammonia production front broilers measured by nitrogen mass balance. Poultry Science. 98-98. Coufal, C. D., Niemeyer, P. R., & Carey, J. B Annual broiler litter production using recycled litter with and without top-dressing. Poultry Science. 97-97. Hinkle, M. J., Gottselig, S. M., McReynolds, J. L., Lee, J. T., & Coufal, C. D Effects of a microbial litter amendment on litter quality and broiler performance. Journal of Dairy Science. 507-507. Coufal, C. D., Chavez, C., Niemeyer, P. L., & Carey, J. B Effects of top-dressing recycled broiler litter on nitrogen mass balance. Poultry Science. 261-261. Coufal, C. D., Chavez, C., Niemeyer, P. L., & Carey, J. B Effects of top-dressing recycled broiler litter on nitrogen mass balance. J Anim Sci. 261-261. Coufal, C. D., Chavez, C., Niemeyer, P. L., & Carey, J. B Effects of top-dressing recycled broiler litter on nitrogen mass balance. Journal of Dairy Science. 261-261. Taylor, C. S., Bray, J. L., Carey, J. B., Cherry, T. E., & Coufal, C. D Impact of new or recycled litter on broiler performance, litter characteristics and nitrogen mass balance. Poultry Science. 22-22. Coufal, C. D., Collins, A. D., & Carey, J. B Percent carbon and C : N of broiler litter and cake over consecutive flocks. Poultry Science. 81-82. Niemeyer, P. R., Coufal, C. D., & Carey, J. B The impact of layer dietary threonine levels on egg component yield, composition, and functionality. Poultry Science. 260-260. Coufal, C. D., & Carey, J. B The impact of layer dietary threonine levels on egg component yield, composition, and functionality. Journal of Dairy Science. 260-260. Niemeyer, P. R., Coufal, C. D., & Carey, J. B The impact of layer dietary threonine levels on egg component yield, composition, and functionality. J Anim Sci. 260-260. Niemeyer, P. L., Coufal, C. D., & Carey, J. B The impact of layer dietary threonine levels on egg yield, composition, and functionality. Poultry Science. 78-79.
teaching activities POSC304 Judging Instructor POSC326 Commercial Egg Indus Instructor POSC427 Animal Waste Mgmt Instructor POSC485 Directed Studies Instructor POSC491 Research Instructor POSC685 Directed Studies Instructor POSC685 Directed Studies:in-ab Instructor POSC691 Research Instructor
chaired theses and dissertations Aguirre Cando, Maria Elizabeth (2019-12). Study of the Woody Breast and White Striping Conditions Affecting the Pectoralis Major Muscle of Broiler Chickens: Processing Perspective. Al-Ajeeli, Morouj N (2013-12). Development of Best Practices for Shell Egg Disinfection Based upon Efficacy and Egg Quality. Cantu, Karely (2018-08). Effects of Hydrogen Peroxide/UV Advanced Oxidation Process Sanitization on Duck and Turkey Egg Microbial Loads and Hatchability. Fuchs, Nathan Leo (2013-12). Development and Evaluation of a Commercially Feasible Hydrogen Peroxide and Ultraviolet Light Egg Sanitization System. Gottselig, Steven Michael (2011-08). Microbial Reduction on Eggshell Surfaces by the use of Hydrogen Peroxide and Ultraviolet Light. Hinkle, Matthew (2010-12). Effects of Microbial Litter Amendments on Broiler Performance, Litter Quality and Ammonia Production. Jasek, Austin Thomas (2019-08). EVALUATION OF HYDROXYCHLORIDE MINERAL INCLUSION ON BROILER AND LAYER PERFORMANCE. Kirkham, Maryanne Louise (2019-05). Development of an In Vitro Model for Inhibition of Salmonella Adhesion to Epithelial Cells by Lactobacillus. Lee, Mallori Williams (2019-05). Evaluation of Nutritional Strategies Focused on Exogenous Enzymes Aimed at Maximizing Broiler Performance and Nutrient Utilization. Rehkopf, Andrew Christian (2017-08). Advanced Oxidation Process in Egg Sanitization. Smith, Kyle Allen (2019-08). Evaluation of Phytase in Broiler and Laying Hen Diets Varying in Nutrient Densities and Mineral Level. Walters, Hunter Grant (2019-08). Evaluating the Efficacy of Exogenous Enzymes on Nutrient Digestibility and Broiler Performance. Winkler, Scott (2013-08). Evaluation of In-House Windrow Composting as a Poultry Litter Treatment Prior to Land Application. Woodring, Kristy Senise (2011-08). Quality and Sensory Attributes of Shell Eggs Sanitized with a Combination of Hydrogen Peroxide and Ultraviolet Light.
education and training Ph.D. in Poultry Science, Texas A&M University - (College Station, Texas, United States) 2005 M.S. in Poultry Science, Texas A&M University - (College Station, Texas, United States) 2000 B.S. in Poultry Science, Texas A&M University - (College Station, Texas, United States) 1997
mailing address Texas A&M Agrilife Extension Service Poultry Science 2472 TAMUS College Station, TX 77843-2472 USA