Results 1 to 10 of about 3,167 (134)

Comparison of Five Protocols of Estrous Synchronization on Reproductive Performance of Hu Sheep [PDF]

open access: yesFrontiers in Veterinary Science, 2022
The purpose of this study is to compare five protocols of estrous synchronization for Hu ewes to obtain the most effective and economical protocol, to apply the advantageous scheme in large-scale sheep farming.
Xiaojie Yu   +11 more
doaj   +2 more sources

High-yield induced ovulation in the adult marsupial fat-tailed dunnart (Sminthopsis crassicaudata) [PDF]

open access: yesScientific Reports
Assisted reproductive technologies play a crucial role in marsupial conservation, but developing protocols to harvest large numbers of oocytes remains a key challenge.
Jun Liu   +4 more
doaj   +2 more sources

OVULATION SYNCHRONIZATION PROTOCOLS AND FACTORS ASSOCIATED WITH PREGNANCY RATE OF ZEBU FEMALES

open access: yesTropical and Subtropical Agroecosystems, 2021
Background. Fixed time artificial insemination is an important tool for the reproductive management of cattle. Objective. To determine the effect of two ovulation synchronization protocols and factors associated with the pregnancy rate of Zebu females ...
Jorge Alonso Peralta-Torres   +2 more
doaj   +1 more source

Estrous Synchronization and Fixed-Time Artificial Insemination

open access: yesEDIS, 2016
The economic success of beef cow-calf operations depends on the production of one healthy calf per cow per year. To achieve this goal, cow-calf producers need to overcome several obstacles related to the cow, bull, and offspring.
Vitor R. G. Mercadante   +5 more
doaj   +5 more sources

STIMULASI TITIK REPRODUKSI DENGAN LASERPUNKTUR SEMIKONDUKTOR TERHADAP PENAMPILAN BIRAHI SAPI BALI (Bos sondaicus)

open access: yesJournal of Basic Medical Veterinary, 2020
This research to know the stimulation of reproduction point with a semiconductor laserpuncture to estrous synchronization of Bali Cattle was conducted in Loka Penelitian Sapi Potong Grati-Pasuruan, East Java. Estrous synchronization is a technique to get
Hanifah Khairun Nisa   +5 more
doaj   +1 more source

Hormone induced recipients for embryo transfer in mice

open access: yesJournal of Animal Reproduction and Biotechnology, 2021
Embryo transfer (ET) in the animal is an important procedure to generate genetically engineered animals and conserve genetic resources. For ET experiments in mice, pseudopregnant recipients are usually prepared with proestrus stage of females and ...
Yeonmi Lee, Eunju Kang
doaj   +1 more source

Efficiency evaluation of two estrous synchronization protocols on reproductive performance of crossbreed ewe [PDF]

open access: yesBIO Web of Conferences
The study aimed to determine the effectiveness of spon progesterone and CIDR estrous synchronization protocols on the reproductive performance of crossbreed ewe. Fifty crossbreed ewes were divided randomly into two groups.
Setyanto Amin   +2 more
doaj   +1 more source

Induction and estrous synchronization during the non-breeding season in Saanen goats

open access: yesBulletin of University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca: Veterinary Medicine, 2016
The purpose of this study was to perform the induction and estrous synchronization of Saanen goats in the non-breeding season. The study was conducted from July 2014 - April 2015 on 77 Saanen goats, aged between 1.5 to 5 years.
Anamaria Luciana Blaga Petrean   +5 more
doaj   +1 more source

Estrous synchronization in sheep with reused progesterone devices and eCG

open access: yesRevista Brasileira de Zootecnia, 2021
The objective of the present research was to determine the effect of long synchronization protocols based on reused progesterone devices (controlled internal drug release [CIDR]) associated with different doses of equine chorionic gonadotropin (eCG) on ...
Susana López-García   +7 more
doaj   +1 more source

Surveillance and management of estrous cycle in Awassi and Lacaune ewes during out of season

open access: yesBulletin of University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca: Veterinary Medicine, 2016
The purpose of this study was to increase fertility in sheep by applying modern biotechnology: induction and synchronization of estrous in non- breeding season. The ewes were divided into 3 equal batches.
Liviu Bogdan   +5 more
doaj   +1 more source

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