PSXIII-11 Altering length of the presynchronization period in a long-term progestin-based estrus synchronization protocol for timed artificial insemination of beef heifers

An experiment was designed to evaluate the effect of extending the presynchronization period in a progestin-based estrus synchronization protocol. Heifers were assigned to an 18 d or 14 d CIDR(®) treatment (1.38 g progesterone), with prostaglandin F(2α) (PG; 250 mg im) administered 16 d after CIDR(®...

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Vydáno v:J Anim Sci
Hlavní autoři: Knickmeyer, Emma R, Thomas, Jordan M, Locke, James William C, Bonacker, Rachael C, Ciernia, Lauren, Ketchum, Jaclyn N, Ellersieck, Mark R, Poock, Scott E, Smith, Michael F, Patterson, David J
Médium: Artigo
Jazyk:Inglês
Vydáno: Oxford University Press 2019
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POSTER PRESENTATIONS
On-line přístup:https://ncbi.nlm.nih.gov/pmc/articles/PMC6897998/
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1093/jas/skz258.747
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