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J. M. Thomas et al.
JOURNAL OF ANIMAL SCIENCE (2014)
Heifer calving date positively influences calf weaning weights through six parturitions
R. A. Cushman et al.
JOURNAL OF ANIMAL SCIENCE (2013)
Optimizing the use of sex-sorted sperm in timed artificial insemination programs for suckled beef cows
M. F. Sa Filho et al.
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Timing of insemination using sex-sorted sperm in embryo production with Bos indicus and Bos taurus superovulated donors
J. G. Soares et al.
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Timing of insemination and fertility in dairy and beef cattle receiving timed artificial insemination using sex-sorted sperm
J. N. S. Sales et al.
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Comparison of long-term progestin-based estrus synchronization protocols in beef heifers
D. A. Mallory et al.
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Comparison of long-term CIDR-based protocols to synchronize estrus in beef heifers
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D. E. Holm et al.
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History of commercializing sexed semen for cattle
D. L. Garner et al.
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Effect of sex-sorting on the ability of fresh and cryopreserved bull sperm to undergo an acrosome reaction
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