Zobrazeno 1 - 10
of 2 120
pro vyhledávání: '"conception rate"'
Autor:
Jihyun Park, Seonggyu Bang, Wonyou Lee, Kilyoung Song, Miyun Park, Junseo Chung, Islam M. Saadeldin, Sanghoon Lee, Junkoo Yi, Jongki Cho
Publikováno v:
Journal of Animal Science and Technology, Vol 66, Iss 5, Pp 920-935 (2024)
Embryo transfer plays a crucial role in enhancing the breeding value of livestock; it has been applied in Hanwoo cattle, which is a popular breed for beef production in Korea. Both in vivo-derived (IVD) and in vitro-produced (IVP) embryos are used fo
Externí odkaz:
https://doaj.org/article/ea86a37e99084a79b21f89190dbeae4c
Publikováno v:
Ovozoa: Journal of Animal Reproduction, Vol 13, Iss 2, Pp 90-95 (2024)
The purpose of this study was to determine the effect of administering a dose of gonadotropin (PG-600) in cows with persistent corpus luteum (PCL) which were treated with prostaglandin F2 α (PGF2α) and human chorionic gonadotropin (hCG). This study
Externí odkaz:
https://doaj.org/article/ac353e8df00d458989f0c82b58a4e7be
Autor:
Al-Moataz Bellah Mahfouz SHAARAWY, Ahmed Mohamed SHEHABELDIN, Mohamed El-Shafie Abd El-Kader OMAR, Ashraf Ali MEHANY, Reda Abdel Samee Ahmed REZK, Hamada Mahmoud YOUSIF
Publikováno v:
Kafkas Universitesi Veteriner Fakültesi Dergisi, Vol 30, Iss 5, Pp 595-602 (2024)
Heat stress during hot season enhances oxidative stress, alters hormonal secretion and adversely affects reproductive performance. So, it"s necessary to supply antioxidants such as vitamin E and selenium. This work aimed to investigate the impact of
Externí odkaz:
https://doaj.org/article/61da6623979a45c8b29b3905c6553a95
Autor:
Victoria C. Kelson, Jennifer N. Kiser, Kimberly M. Davenport, Emaly M. Suarez, Brenda M. Murdoch, Holly L. Neibergs
Publikováno v:
Frontiers in Animal Science, Vol 5 (2024)
IntroductionReproductive efficiency in dairy cattle bred by artificial insemination (AI) or via embryo transfer (ET) is important as a means of facilitating the rate of genetic improvement by utilizing superior genetics from sires and donor dams. Fer
Externí odkaz:
https://doaj.org/article/2e0e511134f147358c2635aa4b0a480d
Autor:
SANJAYKUMAR R PANCHAL, RAVJIBHAI K CHAUDHARI, PANKAJKUMAR A PATEL, SANDIP S PATEL, CHANDRAKANT F CHAUDHARI, TARUNKUMAR V SUTARIA, ARUNKUMAR C PATEL, HARSHAD C CHAUHAN, SAMIR H RAVAL
Publikováno v:
Indian Journal of Animal Sciences, Vol 94, Iss 9 (2024)
The present study evaluated the immuno-modulatory effect of intrauterine infusion of Neem oil (twice at 24 h interval) in repeat breeding cows (n=6) suffering with sub-clinical endometritis and compared with untreated control (n=6). There were no cha
Externí odkaz:
https://doaj.org/article/478efcda96014cf18f9d80d09a93be88
Autor:
Akshay Sharma, Pankaj Sood, Pravesh Kumar, Pururava Sharma, Ankit K. Ahuja, Vijender Negi, Harish Kumar, Amit K. Sharma
Publikováno v:
Veterinary World, Vol 17, Iss 5, Pp 1119-1123 (2024)
Background and Aim: Sexed semen (SS), a reproductive biotechnology tool, can alter the sex ratio of offspring in bovines. This study elucidates a comparative analysis of estrus-related parameters influencing conception rate and pregnancy losses under
Externí odkaz:
https://doaj.org/article/a01da2f314274de781cbbdfa8d5db31d
Autor:
Amir Firdaus, Putri Utami, Anisa Ramadhani, Habib Asshidiq Syah, Mashitah ShikhMaidin, Aulia Puspita Anugra Yekti, Nurul Isnaini, Trinil Susilawati
Publikováno v:
Jurnal Ilmu-Ilmu Peternakan, Vol 34, Iss 1, Pp 99-107 (2024)
This research aimed to increase the reproduction of dairy cows with artificial insemination (AI) in Filial Friesian Holstein cows using sexed semen. This research was conducted in Pandesari Village, Pujon District, Malang Regency, East Java. The 114
Externí odkaz:
https://doaj.org/article/7376f9ee69304e808c32771042487655
Publikováno v:
Cogent Food & Agriculture, Vol 10, Iss 1 (2024)
The study was conducted to evaluate the effect of two synchronization protocols with prostaglandins (PGF2α) on Boran cattle. This study comprised 122 cows and 56 heifers. A uniform system was employed for handling each experimental animal. All 178 a
Externí odkaz:
https://doaj.org/article/9a5cbf4dfd034219b6f601bd18f4c9ec
Publikováno v:
Journal of Agriculture and Food Research, Vol 16, Iss , Pp 101167- (2024)
Estrus synchronization is the process of controlling or guiding a cow/heifer estrous cycle so that they can mate at roughly the same time. It may be used to increase the probability of detecting estrus, increase the rate of calving in response to fee
Externí odkaz:
https://doaj.org/article/6738cf440e0648e686ef60c710f4a307
Publikováno v:
Animal Bioscience, Vol 37, Iss 2, Pp 210-217 (2024)
Objective This study investigated the efficacy of different concentrations of gelatin supplementation in long-term semen extender on boar semen quality during storage for 10 days at 17°C. Additionally, oxytocin was added to stored semen to enhance f
Externí odkaz:
https://doaj.org/article/ad44dda3d56c43259048777090290fd2