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Koenig, Karen, Ph.D.

Research Scientist - Ruminant Nutrition

Contact Information:

5403 - 1 Avenue South
PO BOX 3000
Lethbridge, Alberta T1J 4B1
Telephone: 403-317-3341
Fax: 403-317-2182
Email: karen.koenig@agr.gc.ca

Areas of Expertise:

  • Ruminant nutrition and digestive health
  • Protein, amino acid and nitrogen metabolism
  • Development of natural plant compounds to modify rumen function
  • Nutritional strategies to reduce ammonia emissions from feedlot cattle
  • Whole farm nutrient management and the environment
  • Mineral nutrition and metabolism
  • Feedlot cattle

Current Projects:

  • Development of feed technologies to improve the efficiency of nutrient utilization and environmental stewardship of beef cattle production
  • Use of a reducing agent to suppress enteric methane in beef cattle
  • Environmental impact of feeding distillers grains to beef cattle
  • Quantification and reduction of nitrogen excretion and ammonia emissions from beef cattle production

Affiliations:

  • Editor Advisory Board (2006 to 2010) and Senior Editorial Advisory Board (2011 to present) for the journal Animal Feed Science and Technology
  • Associate Editor of the Canadian Journal of Animal Science (2005 to 2010)
  • Member of the Canadian Society of Animal Science, American Society of Animal Science, and American Dairy Science Association

Research publications

2017

2016

2015

2013

2011

2009

Other science related publications

2016

  • Bittman, S., Hunt, D., Koenig, K., Duynisveld, J., Mckenzie, D., Kroebel, R., and Haak, D. "Semi-Virtual Model Farmlets to Study Nutrients in Livestock Farms: Proposed Dairy System Case Study. 2016. ASA-CSSA-SSSA International Annual Meeting 2016-Phoenix, AZ, Nov. 6-9.
  • Hunt, D., Bittman, S., Koenig, K. 2016. "Increasing nutrient production on dairy farms by less frequent harvesting of late maturing grass varieties." ASA-CSSA-SSSA International annual meeting 2016-Phoenix, AZ, Nov. 6-9.

2013

  • Koenig, K.M., Beauchemin, K.A., and Yang, W.-Z. (2013). "Processing Feed Grains: Factors Affecting the Effectiveness of Grain Processing for Beef and Dairy Cattle Production.", Western Nutrition Conference, Saskatoon, SK, Canada, September 24-26, 2013.
  • Koenig, K.M., Beauchemin, K.A., and Yang, W.-Z. (2013). "Processing feed grains: factors affecting the effectiveness of grain processing for beef and dairy cattle production.", 34th Western Nutrition Conference – Processing, Performance & Profits, Saskatoon, SK, Canada, September 24 - 26, 2013, pp. 62-73.
  • Koenig, K.M., McGinn, S.M., and Beauchemin, K.A. (2013). "Feeding tannins to reduce ammonia emissions from feedlot cattle fed high protein finishing diets containing corn distillers grains.", CSAS-CMSA Joint Annual Meeting, Banff Park Lodge Resort Hotel and Conference Centre, Banff, AB, Canada, June 18-20, 2013, P56, pp. 48. (Poster)

2011

  • Koenig, K.M., Beauchemin, K.A., and McGinn, S.M. (2011). "Feeding tannins to reduce nitrogen losses from feedlot cattle fed high protein diets containing distillers grains 1. Animal performance and plasma urea nitrogen.", Journal of Dairy Science (JDS), 94(E-Suppl. 1), pp. 111. (Abstract)
  • Koenig, K.M., Beauchemin, K.A., and McGinn, S.M. (2011). "Feeding tannins to reduce nitrogen losses from feedlot cattle fed high protein diets containing distillers grains 1. Animal performance and plasma urea nitrogen.", ADSA-PSA-AMPA-CSAS-ASAS 2011 Joint Annual Meeting, New Orleans, LA, USA, July 11-14, 2011. (Poster)
  • Koenig, K.M., Beauchemin, K.A., and McGinn, S.M. (2011). "Feeding tannins to reduce nitrogen losses from feedlot cattle fed high protein diets containing distillers grains 2. Nutrient digestibility and route of nitrogen excretion.", Journal of Dairy Science (JDS), 94(E-Suppl. 1), pp. 111. (Abstract)
  • Koenig, K.M., Beauchemin, K.A., and McGinn, S.M. (2011). "Feeding tannins to reduce nitrogen losses from feedlot cattle fed high protein diets containing distillers grains 2. Nutrient digestibility and route of nitrogen excretion.", ADSA-PSA-AMPA-CSAS-ASAS 2011 Joint Annual Meeting, New Orleans, LA, USA, July 11-14, 2011. (Poster)

2009

  • Koenig, K.M. (2009). "Increasing efficiency of nitrogen utilization in cattle.", Western Nutrition Conference, Winnipeg, MB, Canada, September 23-24, 2009, pp. 66-77.
  • Koenig, K.M., McGinn, S.M., and Beauchemin, K.A. (2009). "Ammonia emissions from beef feedlot cattle fed corn-based backgrounding and finishing diets varying in protein concentration and source (Abstract 107).", Journal of Animal Science, 87(E-Suppl. 2). (Abstract)
  • Koenig, K.M., McGinn, S.M., and Beauchemin, K.A. (2009). "Ammonia emissions from beef feedlot cattle fed corn-based backgrounding and finishing diets varying in protein concentration and source (Abstract 107).", Journal of Dairy Science (JDS), 92(E-Suppl. 1), pp. 146. (Abstract)
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