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Abstract

Estrus synchronization and artificial insemination are commonly used as a pair of matching technologies in sheep breeding. In view of the uneven estrus synchronization rate and conception rate in practical production, the estrus synchronization method of "CIDR+PMSG+PG" is introduced and the...

Author(s)
Zhang ZhiHong
Publisher
Inner Mongolia Academy of Agriculture and Animal Husbandry Science, Hohhot, China
Citation
Animal Husbandry and Feed Science (Inner Mongolia), 2018, 39, 1, pp 76-78
Abstract

The objective of the present study was to evaluate the effects of clinical mastitis at the beginning of lactation on reproductive performance of dairy cows in Algeria. Calving to first insemination and calving to conception intervals, number of insemination per conception and conception rate at the ...

Author(s)
Bouamra, M.; Ghozlane, F.; Ghozlane, M. K.
Publisher
Academic Journals, Lagos, Nigeria
Citation
African Journal of Biotechnology, 2017, 16, 2, pp 91-95
Abstract

Artificial insemination is beginning to find its place in Algerian dairy cattle farms. The bovine artificial insemination (AI) assessments for a three-year period in the semi-arid wilaya of Sétif on 4 855 insemination acts carried out by 5 inseminators in 3 664 cows of 5 different breeds belonging...

Author(s)
Mouffok, C.; Allouni, A.; Semara, L.; Belkasmi, F.
Publisher
CIPAV Foundation, Cali, Colombia
Citation
Livestock Research for Rural Development, 2019, 31, 4, pp Article 49
Abstract

Artificial insemination (AI) is widely used in farm animals for efficient utilization of superior males. However, AI is not being used in camels due to various difficulties involved in the process. In an attempt to develop the technology in camels, the present study was carried out to assess the...

Author(s)
Cholakkal, I. K.
Publisher
Indian Council of Agricultural Research, New Delhi, India
Citation
Indian Journal of Animal Sciences, 2019, 89, 1, pp 25-29
AbstractFull Text

A cross sectional study was conducted from November 2015 to May 2016 with the objective of assessing the problems associated with artificial insemination service in dairy cattle in five selected peasant associations of Tullo district, west Hararghe, Ethiopia. A structured questionnaire was used for ...

Author(s)
Riyad Juneyid; Anwar Hassen; Jelalu Kemal; Kiros Welay
Publisher
Ethiopian Veterinary Association, Addis Ababa, Ethiopia
Citation
Ethiopian Veterinary Journal, 2017, 21, 2, pp 62-74
Abstract

The use of artificial insemination in cows makes possible breeding of superior animals, which are known as enhancer individuals. However, the major limitation for its expansion has been the necessity for estrus detection. Thus, programs of fixed time artificial insemination (FTAI), without the...

Author(s)
Cavalieri, F. L. B.; Colombo, A. H. B.; Andreazzi, M. A.; Gonçalves, É. A.
Publisher
Universidade Federal do Paraná, UFPR, Palotina, Brazil
Citation
Archives of Veterinary Science, 2016, 21, 1, pp 25-31
Abstract

This study was conducted on red foxes to determine the appropriate voltage in electroejaculation for semen collection from stud males, and to confirm whether frozen semen with bovine semen extender can be used for artificial insemination. The proper load voltage for electroejaculation was 3-4 V...

Author(s)
Yatu, M.; Sato, M.; Kobayashi, J.; Ichijo, T.; Satoh, H.; Oikawa, T.; Sato, S.
Publisher
Japanese Society of Veterinary Science, Tokyo, Japan
Citation
Journal of Veterinary Medical Science, 2018, 80, 11, pp 1762-1765
Abstract

Assessment of urine levels of luteinizing hormone (LH) for predicting the reproductive status of animals is in practice. The aim of this study was to predict the period of ovulation based on the urine levels of LH for timed-artificial insemination to increase the conception rate in buffaloes, which ...

Author(s)
Selvam, R. M.; Singh, D.; Akbarsha, M. A.; Archunan, G.
Publisher
Wiley, Berlin, Germany
Citation
Reproduction in Domestic Animals, 2017, 52, 3, pp 517-521
AbstractFull Text

The effects of three insemination protocols were evaluated on the reproductive performance in 249 British and crosses beef heifers, mated to the 14 or 27 months of age. Sixty two heifers with 27 months were submitted to FTAI after the treatment OvSynch; 61 heifers with 27 months and 32 heifers with ...

Author(s)
Gottschall, C.; Bittencourt, H. R.; Mattos, R. C.; Gregory, R. M.
Publisher
Universidade Luterana do Brasil, Canoas, Brazil
Citation
Veterinaria em foco, 2018, 15, 2, pp 3-18
Abstract

Our work aims to study the relationship between variations in the temperature-humidity index (THI) and the conception rate of the first artificial insemination (CR1%) in two breeds of dairy cows (Montbeliarde and Holstein) in 112 dairy farms in the region of Ghardaia (Algerian northern Sahara). For ...

Author(s)
Ouarfli, L.; Chehma, A.
Publisher
CIPAV Foundation, Cali, Colombia
Citation
Livestock Research for Rural Development, 2018, 30, 10, pp Article 180

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