Estrus synchronization in beef heifers with progestin-based protocols. I. Differences in response based on pubertal status at the initiation of treatment.
Wood-Follis
S L
SL
Department of Animal Sciences, Patterson, S132 ASRC, University of Missouri Columbia, MO 65211, USA.
Kojima
F N
FN
Lucy
M C
MC
Smith
M F
MF
Patterson
D J
DJ
D000818:Animals; D002417:Cattle / Q000502:physiology*; D004032:Diet; D015237:Dinoprost / Q000008:administration & dosage; D004971:Estrus / Q000502:physiology; D004973:Estrus Synchronization / Q000379:methods*; D005260:Female; D007987:Gonadotropin-Releasing Hormone / Q000008:administration & dosage; D011247:Pregnancy; D018873:Pregnancy Rate; D011374:Progesterone / Q000097:blood; D011372:Progestins / Q000008:administration & dosage*; D012741:Sexual Maturation; D013997:Time Factors
D011372:Progestins; D007987:Gonadotropin-Releasing Hormone; D011374:Progesterone; D015237:Dinoprost