Results 51 to 60 of about 3,996 (257)

Effect of different hormonal protocols with timed AI on clinical signs of estrus and conception rates in Bulgarian Murrah buffaloes

open access: yesRevista Científica, 2023
The objective of the field experiment was to study the effect of different protocols for estrus synchronization with timed artificial insemination (TAI) on the manifestation of clini- cal signs of estrus (CSE) and conception rates in the Bulgarian ...
Radena Nenova
doaj  

Ovarian follicular changes and hemodynamics in Egyptian buffaloes under CIDR-PGF2α and Ovsynch-CIDR estrus synchronization treatments

open access: yesThe Journal of Reproduction and Development, 2019
This study aimed at investigating the efficacy of two protocols of estrous synchronization on follicular changes and hemodynamics. Pluriparous Egyptian buffaloes (n = 36) were synchronized either with controlled internal drug release (CIDR)-PGF2α (7-days
Haney SAMIR   +5 more
doaj   +1 more source

Eficácia do tratamento Ovsynch associado à inseminação artificial prefixada em rebanhos Bos taurus e Bos indicus [PDF]

open access: yesPesquisa Agropecuária Brasileira, 2003
O presente trabalho objetivou avaliar a eficácia do tratamento Ovsynch associado à inseminação artificial em tempo prefixado em vacas Bos taurus e Bos indicus. Foram utilizados rebanhos das raças Holandesa, Caracu, Nelore e Mantiqueira.
Rafael Herrera Alvarez   +5 more
doaj   +1 more source

Comparison of Estrous Performance and Progesterone Level of Kacang Goats Induced by PGF2α Versus Ovsynch Protocol [PDF]

open access: yesE3S Web of Conferences, 2020
This study aimed to compare estrous performance and progesterone concentration during the estrous cycle of kacang goats induced by PGF2α versus ovsynch protocol. This research used six female kacang goats.
Panjaitan Budianto   +6 more
doaj   +1 more source

Pattern of induced estrus and conception rate following Ovsynch and Ovsynch based gonadotropin-releasing hormone treatments initiated on day 6 of estrous cycle in repeat breeding crossbred cows [PDF]

open access: yesVeterinary World, 2016
Aim: The aim was to evaluate the estrus response, incidence of accessory corpus luteum formation and fertility following different hormonal protocols in repeat breeding crossbred cows.
N. Ahmed   +5 more
doaj   +1 more source

PREGNANCY RATE AFTER APPLICATION OF OVSYNCH ACCORDING TO THE RELIABILITY OF THE PROGRAM AND THE NUMBER OF COWS TREATED AT THE SAME TIME

open access: yesTranslational Research in Veterinary Science, 2021
The aim of the study was to evaluate the pregnancy rate after application of the OvSynch (OVS) programme depending on the reliability of the programme implementation and the number of cows treated at the same time.
Gracjan Wozniak   +3 more
doaj   +1 more source

Luteolysis and pregnancy outcomes after change in dose delivery of prostaglandin F2α in a 5-day timed artificial insemination program in dairy cows [PDF]

open access: yes, 2014
Dairy Research, 2014 is known as Dairy Day, 2014Three experiments were conducted to determine if a larger dose of prostaglandin F2α (PG) administered on day 6 of a 5-day Ovsynch timed artificial insemination (AI) program would induce regression of the ...
Hill, Scott L.   +2 more
core   +2 more sources

Ovulatory Follicular Dynamics After Estrus Synchronization Using Prostaglandin F2a in Dairy Cows [PDF]

open access: yes, 2014
The study aimed to follow development of ovulatory follicular dynamics as well as plasma progesterone profile after estrus synchronization using PGF2 and GnRH.
Kusumawati, A. (Asmarani)   +1 more
core   +4 more sources

OvSynch protocol and its modifications in the reproduction management of dairy cattle herds – an update

open access: yesJournal of Veterinary Research, 2017
Current knowledge about the function of the reproductive tract and appropriate use of hormonal drugs affords control of the oestrus cycle of cows. One of the hormonal protocols is OvSynch, which enables artificial insemination (AI) to be performed at the
Nowicki Arkadiusz   +3 more
doaj   +1 more source

Management of postpartum anoestrus in Vechur cows by hormonal methods

open access: yesJournal of Veterinary and Animal Sciences
The study aimed to evaluate suitable hormonal treatment regimen for inducing oestrus in postpartum anoestrus Vechur cows and its reproductive outcome.
V. Sundar   +4 more
doaj   +1 more source

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