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Effects of various ractopamine hydrochloride withdrawal periods on performance, health, and carcass characteristics in yearling steers
Ractopamine hydrochloride (RAC) is a β-adrenergic agonist approved for feeding during the last 28 to 42 d prior to cattle slaughter to improve feedlot performance and carcass characteristics. Three thousand crossbred yearling steers (527 ± 2.4 kg; AVG ± SD) were used in two periods to evaluate the e...
Autores principales: | , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Oxford University Press
2019
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7200561/ https://www.ncbi.nlm.nih.gov/pubmed/32704967 http://dx.doi.org/10.1093/tas/txz148 |