Results 101 to 110 of about 3,996 (257)

ESTRATEGIC MANAGEMENT DURING THE TRANSICION PERIOD TO OPTIMISE PRODUCTIVITY AND REPRODUCTIVE PERFORMANCE IN THE DAIRY HERD
MANEJO ESTRATÉGICO DURANTE EL PERIODO DE TRANSICIÓN PARA OPTIMIZAR LA PRODUCCIÓN Y EL COMPORTAMIENTO REPRODUCTIVO GANADO LECHERO

open access: yesRevista de la Facultad de Medicina Veterinaria y de Zootecnia, 2009
In dairy herds, the interval between calving and pregnancy depend on many factors including preparation of the cow for calving, dietary management before and after calving.
Risco Carlos
doaj  

EFFECT OF COMBINATION OF GnRH AND PGF2α FOR ESTRUS SYNCHRONIZATION ON ONSET OF ESTRUS AND PREGNANCY RATE IN DIFFERENT POSTPARTUM IN SWAMP BUFFALO IN KAMPAR REGENCY [PDF]

open access: yes, 2011
The purposes of this study were to investigate the effect of administration of GnRH and PGF2α on onset of estrus and conception rate in different postpartum swamp buffalo (Bubalus bubalis).
B.P. Zesfin   +4 more
core  

РЕПРОДУКТИВЕН ОТГОВОР ПРИ ПЪРВОТЕЛКИ И МНОГО РАЖДАЛИ БИВОЛИЦИ ОТ ПОРОДАТА БЪЛГАРСКА МУРРА С ОВАРИАЛНА ХИПОФУНКЦИЯ СЛЕД ПРИЛОЖЕНИЕ НА GnRH-PGF2α-GnRH ТЕРАПИЯ

open access: yesЖивотновъдни науки, 2014
The aim of the present study was to determine the reproductive response of primiparous and multiparous buffaloes of Bulgarian Murrha breed with ovarian inactivity after GnRH-PGF2α-GnRH (OVSYNCH) therapy.
АНАТОЛИ АТАНАСОВ
doaj  

External progesterone supplementation during the Ovsynch protocol reduces the incomplete luteolysis in dairy cows under heat stress

open access: yesMacedonian Veterinary Review
The present study aimed to determinate the effect of external progesterone (P4) supplementation on luteolysis in cows under heat stress. Forty-eight (n=48) dairy cows in the period from July September 2018 were part of and at day 35±3 postpartum scored ...
Boris Stojanov   +7 more
doaj   +1 more source

Effect of three methods of estrus synchronization: Osynch, Co-Synch and Prostaglandin on the fertility of subfertile dairy cows [PDF]

open access: yesĀsīb/shināsī-i Darmāngāhī-i Dāmpizishkī, 2015
This study was performed to compare the effect of using 3 different estrus synchronization methods (Ovsynch, Co-Synch and Prostaglandin) on the conception rate of subfertile dairy cows.
habib cheraghi   +4 more
doaj  

The Influence of the Interval between Administration of PGF2α, in the Pre-Synchronization Treatments (2xPGF2α), in the Ovsynch Synchronization Program of the Oestrus and the Ovulations in Dairy Cows

open access: yesScientific Papers Animal Science and Biotechnologies, 2023
The results of synchronization of estrus and ovulation by Ovsynch program can be improved if stages of estrous cycles in cows are synchronized, through two administrations of PGF2α, before the administration the first dose of GnRH.
Nicolae Păcala   +11 more
doaj  

Comparación de dos protocolos de sincronización de celos en una lechería en Pereira Risaralda [PDF]

open access: yes, 2019
Existen diferentes métodos de sincronización en ganado bovino, los productores eligen el método que sea más efectivo entre sus necesidades económicas y de producción (comparación costo-beneficio).
Cifuentes Múnera, María Alejandra   +1 more
core  

Stimulation of the Reproductive Functions at Acyclic Cows by Ovsynch and PRID/ eCG

open access: yesScientific Papers Animal Science and Biotechnologies, 2023
The aim of our work was to compare the efficiency of two programs for induction and synchronization of estrus and ovulations in acyclic cows (Ovsynch and gestagene program (PRID) + eCG).
Nicolae Păcală   +7 more
doaj  

Postpartum reproductive efficiency in cows supplemented with rumen bypass fat* [PDF]

open access: yesJournal of Veterinary and Animal Sciences, 2020
Postpartum infertility due to negative energy balance is a major problem among the high producing cows, incurring a huge economic loss. The present study was aimed to evaluate the effect of supplementation of bypass fat on the reproduction and production
Ani S. Das   +7 more
doaj  

Resumption of postpartum ovarian cyclicity in dairy cows and its relationship with acute phase proteins, uterine health and lipolysis during the transition period. [PDF]

open access: yes, 2013
O objetivo deste estudo foi avaliar a retomada do pós-parto ciclicidade e sua relação com proteínas de fase aguda, a saúde uterina e lipólise durante o período de transição de vacas ...
BRAUNER, C. C.   +11 more
core  

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