Comparison of follicular development, timing of ovulation and serum progesterone, estradiol and luteinizing hormone concentrations in dairy heifers treated with 4‐ or 5‐day CoSynch + CIDR protocols
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DOI: 10.1002/vms3.171
Abstract: Abstract The use of 4‐day CoSynch + Controlled internal drug release (CIDR) + timed artificial insemination (TAI) in dairy heifers has resulted in adequate pregnancy rates compared with the 5‐day CoSynch + CIDR + TAI… read more here.
Keywords: day treatment; heifers day; cidr; day ... See more keywords