Karen M. Koenig, Ph.D.

Image Karen Koenig
Research Scientist

Ruminant Nutrition

Current research and/or projects

Phytobiotics as alternatives to antimicrobials in beef cattle production

Strategies for sustainable cropping of annual crops in the Lower Fraser Valley and other intensive agricultural regions

Improving nutrient balances on dairy farms using model farmlets and simulation

Mitigating enteric methane emissions to improve environmental performance of forage-fed ruminants

Research and/or project statements

Nitrogen-use efficiency and mitigation of ammonia emissions from beef cattle

Natural plant extracts to optimize rumen function and nutrient utilization

Whole farm nutrient management and environmental sustainability

Trace mineral nutrition and metabolism

Education and awards

Ph.D. Ruminant Nutrition, University of Saskatchewan, 1994

M.Sc. Ruminant Nutrition, University of British Columbia, 1988

B.Sc. (Honours). Animal Science, University of British Columbia, 1984

Key publications

  1. Hunt, D; Bittman, S., Koenig, K. and Telford, G. Jump-Starting Fall Cover Crops By Relay Cropping; The Case of Italian Ryegrass and Corn. ASA, CSSA and SSSA International Annual Meetings Nov. 10-13, 2019.

    2019 - View publication details

  2. Aboagye, I.A., Oba, M., Koenig, K.M., Zhao, G.Y., Beauchemin, K.A. (2019). Use of gallic acid and hydrolyzable tannins to reduce methane emission and nitrogen excretion in beef cattle fed a diet containing alfalfa silage, 97(5), 2230-2244. http://dx.doi.org/10.1093/jas/skz101

    2019 - View publication details

  3. Cordeiro, M.R.C., Rotz, A., Kroebel, R., Beauchemin, K.A., Hunt, D., Bittman, S., Koenig, K.M., McKenzie, D.B. (2019). Prospects of forage production in northern regions under climate and land-use changes: A case-study of a dairy farm in Newfoundland, Canada, 9(1), http://dx.doi.org/10.3390/agronomy9010031

    2019 - View publication details

  4. Koenig, K.M., Beauchemin, K.A., McGinn, S.M. (2018). Feeding condensed tannins to mitigate ammonia emissions from beef feedlot cattle fed high-protein finishing diets containing distillers grains, 96(10), 4414-4430. http://dx.doi.org/10.1093/jas/sky274

    2018 - View publication details

  5. Koenig, K.M., Beauchemin, K.A. (2018). Effect of feeding condensed tannins in high protein finishing diets containing corn distillers grains on ruminal fermentation, nutrient digestibility, and route of nitrogen excretion in beef cattle, 96(10), 4398-4413. http://dx.doi.org/10.1093/jas/sky273

    2018 - View publication details

  6. Thomas, B.W., Stoeckli, J.L., Beck, R., Liu, K., Koenig, K.M., Beres, B.L., Hao, X., Gao, X. (2017). Nitrapyrin reduced nitrous oxide emissions from beef cattle urine patches on a semiarid tame pasture, 81(6), 1537-1547. http://dx.doi.org/10.2136/sssaj2017.04.0123

    2017 - View publication details

  7. Lee, C., Araujo, R.C., Koenig, K.M., Beauchemin, K.A. (2017). In situ and in vitro evaluations of a slow release form of nitrate for ruminants: Nitrate release rate, rumen nitrate metabolism and the production of methane, hydrogen, and nitrous oxide, 231 97-106. http://dx.doi.org/10.1016/j.anifeedsci.2017.07.005

    2017 - View publication details

  8. Lee, C., Araujo, R.C., Koenig, K.M., Beauchemin, K.A. (2017). Effects of encapsulated nitrate on growth performance, nitrate toxicity, and enteric methane emissions in beef steers: Backgrounding phase, 95(8), 3700-3711. http://dx.doi.org/10.2527/jas.2017.1460

    2017 - View publication details

  9. Koenig, K.M., and Beauchemin, K. A. 2017. Feeding tannins to reduce nitrogen losses from feedlot cattle fed high protein diets containing wheat distillers grains: ruminal fermentation, digestibility, and route of nitrogen excretion. J. Anim. Sci. 95 (Suppl. 4):279-280 (Abstr.). doi:10.2527/asasann.2017.569

    2017 - View publication details

  10. Hunt, D., Bittman, S., Koenig, K. 2016. "Optimizing Corn –Cover Crop Systems for Production of Dairy Feed in a Changing Climate in BC, Canada." ASA-CSSA-SSSA International Annual Meeting 2016-Phoenix, AZ, Nov. 6-9.

    2016 - View publication details

  11. 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.

    2016 - View publication details

  12. 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.

    2016 - View publication details

  13. Koenig, K. M. and McGinn, S. M. 2016. Effect of temperature on ammonia emissions from feedlot cattle manure. J. Anim. Sci. 94, E-Suppl. 5/J. Dairy Sci. 99, E. Suppl. 1:569-570 (Abstr.). doi.org/10.2527/jam2016-1187

    2016 - View publication details

  14. Lee, C., Araujo, R.C., Koenig, K.M., Beauchemin, K.A. (2015). Effects of encapsulated nitrate on eating behavior, rumen fermentation, and blood profile of beef heifers fed restrictively or ad libitum, 93(5), 2405-2418. http://dx.doi.org/10.2527/jas.2014-8851

    2015 - View publication details

  15. Lee, C., Araujo, R.C., Koenig, K.M., Beauchemin, K.A. (2015). Effects of encapsulated nitrate on enteric methane production and nitrogen and energy utilization in beef heifers, 93(5), 2391-2404. http://dx.doi.org/10.2527/jas.2014-8845

    2015 - View publication details

  16. 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)

    2013 - View publication details

  17. 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.

    2013 - View publication details

  18. 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.

    2013 - View publication details

  19. Koenig, K.M., Beauchemin, K.A. (2013). Nitrogen metabolism and route of excretion in beef feedlot cattle fed barley-based finishing diets varying in protein concentration and rumen degradability, 91(5), 2310-2320. http://dx.doi.org/10.2527/jas.2012-5653

    2013 - View publication details

  20. Koenig, K.M., Beauchemin, K.A. (2013). Nitrogen metabolism and route of excretion in beef feedlot cattle fed barley-based backgrounding diets varying in protein concentration and rumen degradability, 91(5), 2295-2309. http://dx.doi.org/10.2527/jas.2012-5652

    2013 - View publication details

Research facility

5403 1st Avenue South
Lethbridge, AB T1J 4B1
Canada

Affiliations

Senior Editorial Board, Animal Feed Science and Technology

Member Canadian Society of Animal Science, American Society of Animal Science, American Dairy Science Association

Language

English