Search Results - "Koenig, Karen M"

Effects of sustainable agronomic intensification in a forage production system of perennial grass and silage corn on nutritive value and predicted milk production of dairy cattle by Koenig, Karen M., Li, Carson, Hunt, Derek E., Beauchemin, Karen A., Bittman, Shabtai

“…The objectives were to determine the effects of incrementally applied improved nutrient management, alternative cropping practices, and advanced production…”
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Prospects of Forage Production in Northern Regions under Climate and Land-Use Changes: A Case-Study of a Dairy Farm in Newfoundland, Canada by Cordeiro, Marcos, Rotz, Alan, Kroebel, Roland, Beauchemin, Karen, Hunt, Derek, Bittman, Shabtai, Koenig, Karen, McKenzie, David

“…Forage production in northern latitudes is challenging and uncertain in the future. In this case-study, the integrated farm system model (IFSM) was used to…”
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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 by Koenig, Karen M, Beauchemin, Karen A

“…Eight ruminally cannulated crossbred beef heifers (427 ± 41.2 kg, body weight) were used in a replicated 4 × 4 Latin square to determine the effects of feeding…”
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Effects of hydrolyzable tannin with or without condensed tannin on methane emissions, nitrogen use, and performance of beef cattle fed a high-forage diet by Aboagye, Isaac A, Oba, Masahito, Castillo, Alejandro Ramon, Koenig, Karen M, Iwaasa, Alan D, Beauchemin, Karen Ann

“…Sustainability of animal agriculture requires efficient use of energy and nitrogen (N) by ruminants fed high-forage diets. Thus, there is a need to decrease…”
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Feeding condensed tannins to mitigate ammonia emissions from beef feedlot cattle fed high-protein finishing diets containing distillers grains by Koenig, Karen M, Beauchemin, Karen A, McGinn, Sean M

“…Two experiments were conducted to determine the effects of feeding a condensed tannin extract (CT) on dry matter intake (DMI), growth performance, carcass…”
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Optimum roughage proportion in barley-based feedlot cattle diets: total tract nutrient digestibility, rumination, ruminal acidosis, short-chain fatty absorption, and gastrointestinal tract barrier function by Chibisa, Gwinyai E, Beauchemin, Karen A, Koenig, Karen M, Penner, Gregory B

“…Abstract Cattle need physically effective fiber to promote rumination and maintain rumen health, but economics favor the use of low-roughage feedlot diets. The…”
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Optimum roughage proportion in barley-based feedlot cattle diets: growth performance, feeding behavior, and carcass traits by Koenig, Karen M, Chibisa, Gwinyai E, Penner, Gregory B, Beauchemin, Karen A

“…Abstract High grain diets are fed to finishing beef cattle to maximize animal performance in a cost-effective manner. However, a small amount of roughage is…”
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Nitrogen excretion from beef cattle fed a wide range of diets compiled in an intercontinental dataset: a meta-analysis by Bougouin, Adeline, Hristov, Alexander, Zanetti, Diego, Filho, Sebastiao C V, Rennó, Lucianna N, Menezes, Ana C B, Silva, Jarbas M, Alhadas, Herlon M, Mariz, Lays D S, Prados, Laura F, Beauchemin, Karen A, McAllister, Tim, Yang, WenZhu Z, Koenig, Karen M, Goossens, Karen, Yan, Tianhai, Noziere, Pierre, Jonker, Arjan, Kebreab, Ermias

“…Abstract Manure N from cattle contributes to nitrate leaching, nitrous oxide, and ammonia emissions. Measurement of manure N outputs on commercial beef cattle…”
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Effects of Feeding Encapsulated Nitrate to Beef Cattle on Ammonia and Greenhouse Gas Emissions from Their Manure in a Short‐Term Manure Storage System by Lee, Chanhee, Araujo, Rafael C., Koenig, Karen M., Hile, Michael L., Fabian‐Wheeler, Eileen E., Beauchemin, Karen A.

“…A study was conducted to investigate effects of feeding encapsulated nitrate (EN) to beef cattle on ammonia (NH3) and greenhouse gas emissions from their…”
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Optimum extent of barley grain processing and barley silage proportion in feedlot cattle diets: Growth, feed efficiency, and fecal characteristics by Koenig, Karen M., Beauchemin, Karen A.

“…Koenig, K. M. and Beauchemin, K. A. 2011. Optimum extent of barley grain processing and barley silage proportion in feedlot cattle diets: Growth, feed…”
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Determination of selenium by inductively coupled plasma mass spectrometry utilizing a new hydride generation sample introduction system by Buckley, Wayne T, Budac, James J, Godfrey, David V, Koenig, Karen M

“…An inductively coupled plasma mass spectrometer with a newly designed continuous flow hydride generator was used for the determination of Se in biological…”
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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 1,2 by Koenig, Karen M, Beauchemin, Karen A

“…Eight ruminally cannulated crossbred beef heifers (427 ± 41.2 kg, body weight) were used in a replicated 4 ... 4 Latin square to determine the effects of…”
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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 cattle1 by Koenig, Karen M, Beauchemin, Karen A

“…Abstract Eight ruminally cannulated crossbred beef heifers (427 ± 41.2 kg, body weight) were used in a replicated 4 × 4 Latin square to determine the effects…”
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Feeding condensed tannins to mitigate ammonia emissions from beef feedlot cattle fed high-protein finishing diets containing distillers grains 1,2 by Koenig, Karen M, Beauchemin, Karen A, McGinn, Sean M

“…Two experiments were conducted to determine the effects of feeding a condensed tannin extract (CT) on dry matter intake (DMI), growth performance, carcass…”
Get full text

Feeding condensed tannins to mitigate ammonia emissions from beef feedlot cattle fed high-protein finishing diets containing distillers grains12 by Koenig, Karen M, Beauchemin, Karen A, McGinn, Sean M

“…Abstract Two experiments were conducted to determine the effects of feeding a condensed tannin extract (CT) on dry matter intake (DMI), growth performance,…”
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143 Effect of Supplementary Selenium Source on Dairy Cow Performance, Antioxidant Status, and Apparent Absorption and Retention by Cruickshank, Keira M, Hatew, Bayissa, Gehman, Amanda M, Koenig, Karen M, Ribeiro, Eduardo S, Steele, Michael A

“…Abstract The objective of this experiment was to determine how source of selenium (Se) affects dairy cow performance, antioxidant status, and apparent…”
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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 by Lee, Chanhee, Araujo, Rafael C., Koenig, Karen M., Beauchemin, Karen A.

“…•Encapsulated NO3− released NO3− slowly in the rumen.•Encapsulated NO3− decreased CH4 production without negatively affecting feed fermentation.•Encapsulated…”
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Use of gallic acid and hydrolyzable tannins to reduce methane emission and nitrogen excretion in beef cattle fed a diet containing alfalfa silage 1,2 by Aboagye, Isaac A, Oba, Masahito, Koenig, Karen M, Zhao, Guangyong Y, Beauchemin, Karen A

“…The objective of this study was to determine the effects of different forms of hydrolyzable tannin [HT; source (chestnut, CN; tannic acid, TA); subunit (gallic…”
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Use of gallic acid and hydrolyzable tannins to reduce methane emission and nitrogen excretion in beef cattle fed a diet containing alfalfa silage1,2 by Aboagye, Isaac A, Oba, Masahito, Koenig, Karen M, Zhao, Guangyong Y, Beauchemin, Karen A

“…Abstract The objective of this study was to determine the effects of different forms of hydrolyzable tannin [HT; source (chestnut, CN; tannic acid, TA);…”
Get full text

Effects of hydrolyzable tannin with or without condensed tannin on methane emissions, nitrogen use, and performance of beef cattle fed a high-forage diet 1,2 by Aboagye, Isaac A, Oba, Masahito, Castillo, Alejandro Ramon, Koenig, Karen M, Iwaasa, Alan D, Beauchemin, Karen Ann

“…Sustainability of animal agriculture requires efficient use of energy and nitrogen (N) by ruminants fed high-forage diets. Thus, there is a need to decrease…”
Get full text