NOT TONIGHT I HAVE A HEADACHE: TAKE AN ASPIRIN
REFERENCE : Barragan AA et al. Effects of postpartum acetylsalicylic acid on metabolic status, health, and production in lactating dairy cattle. J.Dairy Sci 2020, 103 https://doi.org/10.3168/jds.2019-17966.
Professeur honoraire Christian Hanzen | 18/11/2022
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THE LENGTH OF GESTATION IS ALSO IMPORTANT
REFERENCE : Selon Vieira-Neto A et al. Association among gestation lenght and health, production and reproduction in Holstein cows and implications for their offspring. J.Dairy Sci. 2017,100,3166-3181.
Professeur honoraire Christian Hanzen | 01/03/2024
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ANOTHER APPLICATION OF ULTRASOUND DURING GESTATION
REFERENCE : Koziol J, Moore G. Transrectal ultrasound of the combined thickness of the uterus and interplacentome region in healthy pregnant Holstein cows. The Veterinary Journal 249 (2019) 80–81.
Professeur honoraire Christian Hanzen | 01/03/2024
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HAVE YOU EVER CONSIDERED ULTRASOUND EVALUATION OF THE AMOUNT OF INTRAUTERINE MUCUS AT INSEMINATION?
REFERENCE : Abdalla H et al. Likelihood of pregnancy in cows identified with different amounts of anechoic intrauterine fluid at the time of insemination. Animal Reproduction Science 2021, 226, 106688
Professeur honoraire Christian Hanzen | 01/03/2024
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NUMBERING THE FETUSES IN EWES: ULTRASOUND OR PAG?
REFERENCE : Alkan et al. Detection of twin pregnancies in ewes by pregnancy-associated glycoprotein assay and transabdominal ultrasonography. Domestic Animal Endocrinology 2020. https://doi.org/10.1016/j.domaniend.2019.106399
Professeur honoraire Christian Hanzen | 01/03/2024
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8% MORE PREGNANCY WITH ULTRASOUND
Luttgenau et al. Ultrasonographic examination reduces the percentage of unsuccessful inseminations in dairy cows. Theriogenology, 2016, 85, 664-670.
Professeur honoraire Christian Hanzen | 01/03/2024
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ANOTHER FIELD OF APPLICATION OF ULTRASOUND IN BOVINE REPRODUCTION
Mee JF, Buckley F, Ryan D, Dillon P. Pre-breeding ovaro-uterine ultrasonography and its relationship with first service pregnancy rate in seasonal-calving dairy herds. Reprod.Dom.Anim,2009,44,331-337.
Professeur honoraire Christian Hanzen | 01/03/2024
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TO SUCCEED IN THE BREEDING SEASON, IT IS NECESSARY TO KNOW HOW TO MANAGE THE LUTEAL ACTIVITY DURING THE WAITING PERIOD
Bruinje et al. Relationships among early postpartum luteal activity, parity, and insemination outcomes based on in-line milk progesterone profiles in Canadian Holstein cows. Theriogenology 2017, 100, 32-41.
Professeur honoraire Christian Hanzen | 01/03/2024
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NATURAL OR SYNTHETIC GNRH : IT IS NOT NECESSARY TO CHOOSE
Armengol-Gelonch R et al. Impact of phase of the estrous cycle and season on LH surge profile and fertility in dairy cows treated with different GnRH analogs (gonadoreline vs buserelin). Theriogenology 2017,91,121-126.
Professeur honoraire Christian Hanzen | 01/03/2024
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