102 Pooled analysis of six large-pen feedlot studies: Non-coated initial and a non-coated terminal implant compared with a single initial and delayed release implant at arrival in feedlot heifers

Randomized complete block design experiments (n = 6 experiments) were conducted in large-pen feedlot research facilities between 2015 and 2018 comparing an 80 mg trenbolone acetate (TBA) and 8 mg estradiol-17β (E(2)) initial implant and re-implant with 200 mg TBA and 20 mg E(2) protocol (IH/200) to...

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Vydáno v:J Anim Sci
Hlavní autoři: Smith, Zachary K, Crawford, Grant, Nichols, Wade, Nuttelman, Brandon, Streeter, Marshall, Hutcheson, John, Amrine, David, Renter, David
Médium: Artigo
Jazyk:Inglês
Vydáno: Oxford University Press 2020
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On-line přístup:https://ncbi.nlm.nih.gov/pmc/articles/PMC7701441/
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1093/jas/skaa054.229
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