Results 21 to 30 of about 172,833 (198)

Comparative evaluation of estrus synchronization protocols on reproductive performance and estrus behavior in Barbados Black Belly sheep [PDF]

open access: yesVeterinary World, 2023
Background and Aim: Estrus synchronization of ewes has been accomplished using several protocols with various degrees of success in improving reproductive efficiency and obtaining the most effective protocol used in sheep farming.
Krishna Mohan, Nitu Kumar
doaj   +2 more sources

Estrus Synchronization in Ugandan Cattle Herds [PDF]

open access: yesJournal of Applied Veterinary Sciences
This 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   +3 more sources

Improving the efficiency of estrus synchronization in cows [PDF]

open access: yesJournal of Advanced Veterinary and Animal Research
Objective: This study aimed to determine the effects of biologically active substances and electrical stimulation of the uterus in cows on the effectiveness of estrus synchronization. Materials and Methods: Ninety (n = 90) Kazakh white-headed cows were synchronized with two injections of gonadotropin-releasing hormone on days 0 and 9 and prostaglandin ...
Mardan Julanov   +5 more
openaire   +4 more sources

Intravaginal administration of estradiol benzoate capsule for estrus synchronization in goats [PDF]

open access: yesThe Journal of Reproduction and Development, 2021
Estrus synchronization requires multiple treatments of hormonal drugs, requiring considerable time and cost. The aim of the present study was to develop an estrus synchronization protocol using intravaginal administration of estradiol benzoate (EB ...
Sayaka MATSUMOTO   +2 more
doaj   +2 more sources

Efficacy of Two Estrus Synchronization Protocols in Crossbred Gyr Dairy Cows and Their Relationship with Heat Stress in the Peruvian Tropics [PDF]

open access: yesVeterinary Sciences
The 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
doaj   +2 more sources

The CIDR-GPG Protocol Improves Reproductive Efficiency in Yaks and Lowers the Body Condition Requirements for Success [PDF]

open access: yesAnimals
Yaks are a critical livestock species for plateau regions; however, their poor reproductive efficiency—characterized by low estrus and pregnancy rates—significantly hampers genetic improvement and industry sustainability.
Zhuoyuan Song   +12 more
doaj   +2 more sources

Estrus synchronization in cattle

open access: yes, 2014
The purpose of estrus synchronization is to manipulate the bovine estrus cycle and achieve a result were the majority of animals on a farm exhibits standing heat in a short period of time. It is a very effective method to increase the proportion of animals that are bred at the beginning of the breeding season.
Engseth, Kirsti Margaret
openaire   +2 more sources

ESTRUS SYNCHRONIZATION APPLICATIONS UTILIZED IN RUMINANT ANIMALS: A REVIEW [PDF]

open access: yesمجلة 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

The Estrus Synchronization Response Following PGF2α Treatment in Indonesian Madura Cattle with Different Body Condition Scores [PDF]

open access: yesPakistan Veterinary Journal, 2012
The present research aimed to study estrus synchronization response and reproductive performance of Madura cattle (i.e. native cattle in Madura Island of Indonesia) with different body condition score (BCS).
G. Ciptadi*, M. Nasich, A. Budiarto, Nuryadi and V. M. A. Nurgiartiningsih
doaj   +2 more sources

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