Efficacy of Two Estrus Synchronization Protocols in Crossbred Gyr Dairy Cows and Their Relationship with Heat Stress in the Peruvian Tropics [PDF]
Veterinary SciencesThe performance of estrus synchronization protocols may be influenced by stressful environmental conditions, even in tropically adapted cattle. This study evaluated the efficacy of two synchronization protocols for fixed-time artificial insemination ...
Ronald W. Vásquez-Tarrillo +8 more
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Estrus Synchronization in Ugandan Cattle Herds [PDF]
Journal of Applied Veterinary SciencesThis survey aimed to assess the breeding practices and pregnancy rates of cattle on farms that utilized artificial insemination (AI) after estrus synchronization in Uganda.
Patrick Mawadri +8 more
doaj +2 more sources
ESTRUS SYNCHRONIZATION APPLICATIONS UTILIZED IN RUMINANT ANIMALS: A REVIEW [PDF]
مجلة الأنبار للعلوم الزراعية, 2023 Several estrus synchronization programs for cattle utilize a variety of hormones, including progesterone, prostaglandin PGF2α, estrogen, and GnRH, either individually or in combination.
M. A. Shareef, A. H. Essa, Osama Saeed
doaj +1 more source
Efficacy of Pre-Synchronization and CIDR on the Outcome of Short-TermSynchronization Program in Zandi Ewes During the Breeding Season [PDF]
Iranian Journal of Veterinary Medicine, 2021 BACKGROUND: Timed breeding programs are essential to implementing extensive artificial insemination (AI) programs in sheep. OBJECTIVES: This study aimed to evaluate whether application of pre-synchronization and controlled internal drug releasing (CIDR ...
Reza Arjmandi +4 more
doaj +1 more source
Tropical and Subtropical Agroecosystems, 2023 Background: Genetic improvement in the sheep species focuses on increasing the number of offspring per sheep. Heritable characteristics such as ovulation rate, fertility, and prolificacy are desirable.
Dante J. Hernández-Rubio +5 more
doaj +1 more source
Effects of timed artificial insemination following estrus synchronization in postpartum beef cattle [PDF]
Open Veterinary Journal, 2012 The objectives of this study were to evaluate estrus response and pregnancy rates resulting from timed artificial insemination (AI) following estrus synchronization using CIDR in postpartum beef cattle.
M. Sabri +4 more
doaj +3 more sources
Prostaglandin based estrus synchronization in cattle: A review
Cogent Food & Agriculture, 2021 Reproductive cyclicity provides cattle with repeated opportunities to become pregnant. Understanding the physiology and endocrinology of the estrus cycle gives a great opportunity for reproductive management and control of the estrus cycle. To manage and
Amare Bihon, Ayalew Assefa
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Development of a new protocol for estrus induction and synchronizationin multiparous weaned sows
Indian Journal of Animal Sciences, 2023 Estrus induction and estrus synchronization with P.G. 600 to improve the reproductive performance of multiparous sows is a standard protocol.
MAHAK SINGH +6 more
doaj +1 more source
POST-PARTUM SUB-CLINICAL ENDOMETRITIS- ALTERATION IN UTERINE HAEMODYNAMICS, INFLAMMATORY MARKERS ON TREATMENT WITH MODIFIED ESTRUS SYNCHRONIZATION PROTOCOLS IN DAIRY COWS [PDF]
SPERMOVA, 2021 Forty-one dairy cows (n=41) were enrolled to envisage the changes in uterine haemodynamics during sub-clinical endometritis (SCE) and its treatment with modified estrus synchronization protocols at 8 weeks post-partum.
Akshay Sharma +4 more
doaj +1 more source
Jurnal Kedokteran Hewan, 2018 This study aimed to determine the pregnancy percentage of Ongole (PO) breed cattle by estrus synchronization and ovulation synchronization. This study used 22 cattle that were divided into three groups: Estrus synchronized cattle (K1, n= 5); ovulation ...
Mutmainnah Mutmainnah +2 more
doaj +1 more source