Zobrazeno 1 - 10
of 100
pro vyhledávání: '"J. Denis-Robichaud"'
Autor:
J. Denis-Robichaud, N. Barbeau-Grégoire, M.-L. Gauthier, S. Dufour, J.-P. Roy, S. Buczinski, J. Dubuc
Publikováno v:
Journal of Dairy Science, Vol 107, Iss 9, Pp 7221-7229 (2024)
ABSTRACT: The objective of this cross-sectional study was to estimate the validity of laboratory culture, Petrifilm and Tri-Plate on-farm culture systems, as well as luminometry to correctly identify IMI at dry-off in dairy cows, considering all test
Externí odkaz:
https://doaj.org/article/02ef8fbc56f942a2992bd620bcc39481
Autor:
J. Denis-Robichaud, I. Nicola, H. Chupin, J.-P. Roy, S. Buczinski, V. Fauteux, N. Picard-Hagen, R. Cue, J. Dubuc
Publikováno v:
JDS Communications, Vol 5, Iss 3, Pp 210-214 (2024)
The objectives of this herd-level prospective observational cohort study were to describe the proportion of cows with elevated prepartum nonesterified fatty acid concentrations (PropElevNEFA) in dairy herds and to assess the herd-level associations b
Externí odkaz:
https://doaj.org/article/9555eb478564439685c6d570da86c815
Publikováno v:
JDS Communications, Vol 5, Iss 1, Pp 67-71 (2024)
The aim of this study was to validate the pedometer AfiAct II (AfiMilk) for the measurement of steps in lactating Holstein cows housed in a freestall design by assessing its agreement with visual observation of step counts. A total of 41 primiparous
Externí odkaz:
https://doaj.org/article/e93eec103622468ba8f4072b73c42532
Autor:
J.C.S. Marques, J.P.O. Maciel, J. Denis-Robichaud, R.S. Conceicao, A.M. Bega, S. Moore, M.A. Sirard, C.F. Baes, R.L.A. Cerri
Publikováno v:
Journal of Dairy Science, Vol 106, Iss 12, Pp 9677-9690 (2023)
ABSTRACT: The aim of this study was to evaluate the effect of different progesterone (P4) concentrations during the follicular growth on the intensity of estrous expression, ovarian response to the superovulatory treatment, and embryo production and
Externí odkaz:
https://doaj.org/article/bd68c0a0e0ad4c2d87fb67ee9eaa0fa3
Autor:
J. Denis-Robichaud, M. Rousseau, M. Denicourt, M. Villettaz-Robichaud, A.-M. Lamothe, L. DesCôteaux
Publikováno v:
Journal of Dairy Science, Vol 106, Iss 2, Pp 1301-1314 (2023)
ABSTRACT: On-farm euthanasia is complicated in that farmers have to make the decision to end the life of an animal they are caring for. Studies have shown that some culling decisions are made too late, which results in animal welfare issues. However,
Externí odkaz:
https://doaj.org/article/c4cc9a290a8442b2879f00490f266bb5
Publikováno v:
JDS Communications, Vol 3, Iss 5, Pp 348-352 (2022)
Multiple treatments for hyperketonemia have been studied, and although propylene glycol has been the most constantly reported as successful in mitigating the effects of this condition, a recent study showed that a subpopulation of cows affected by hy
Externí odkaz:
https://doaj.org/article/db9a722de5824dcfbeec710a53c8524a
Publikováno v:
Journal of Dairy Science, Vol 105, Iss 6, Pp 5534-5543 (2022)
ABSTRACT: The objective of this observational study was to evaluate the relationship between genomic daughter pregnancy rate (GDPR) with reproduction parameters such as pregnancy at first artificial insemination (AI), pregnancy per AI, and pregnancy
Externí odkaz:
https://doaj.org/article/0d04320bb0bb40d983ee4b7a465aec34
Autor:
J. Denis-Robichaud, M. Christophe, J.-P. Roy, S. Buczinski, M. Rousseau, M. Villettaz Robichaud, J. Dubuc
Publikováno v:
JDS Communications, Vol 2, Iss 6, Pp 398-402 (2021)
The main objective of this study was to quantify the effect of pegbovigrastim (PEG) as an adjunct therapy for naturally occurring severe mastitis cases on survival, intramammary bacteriological cure, and subsequent milk production. A double-blinded,
Externí odkaz:
https://doaj.org/article/cce9db30656d4274ab6b1c0ee8578b2b
Publikováno v:
JDS Communications, Vol 2, Iss 6, Pp 381-386 (2021)
The objective of this study was to quantify the reproductive performance of 4 reinsemination strategies in cows diagnosed nonpregnant using corpus luteum color flow Doppler ultrasonography on d 21 after last insemination. A total of 2,140 color flow
Externí odkaz:
https://doaj.org/article/33c6406618a5451fba016f24b1f3f4a6
Autor:
Marjolaine Rousseau, V. Fauteux, Jocelyn Dubuc, Sébastien Buczinski, J.-P. Roy, J. Denis-Robichaud
Publikováno v:
JDS Communications. 2:381-386
The objective of this study was to quantify the reproductive performance of 4 reinsemination strategies in cows diagnosed nonpregnant using corpus luteum color flow Doppler ultrasonography on d 21 after last insemination. A total of 2,140 color flow