- Akif Cam, M. & Kuran, M. (2004). Effects of a single injection of hCG or GnRH agonist on day 12 post mating on fetal growth and reproductive performance of sheep. Animal Reproduction Science, 80, 81-90.
- Akoz, M., Ataman, M., Bulbul, M. & Dere, S. (2006). Induction of multiple births in Akkaraman cross-bred sheep synchronized with short duration and different doses of progesterone treatment combined with PMSG outside the breeding season. Bulltein of Veterinary Research Institute Pulway, 50, 97-100.
- Aral, F., Yavuzer, Ü. & Zonturlu, A.K. (2010). The effect of air pressure with cervical artificial insemination on the fertility of Awassi ewes synchronized with PGF2α. Kafkas University of Veterinary, 16, 37-41.
- Ashmawy, T. (2012). Effect of ovarian synchronization protocols, using GnRH and PGF2α, on ovarian response and reproductive traits of Rahmani ewes. Egypian Journal of Sheep and Goat Science, 7, 43-49.
- Ataman, M.B. & Aköz, M. (2006). GnRH-PGF2α and PGF2α-PGF2α synchronization in Akkaraman cross-bred sheep in the breeding season. Bulltein of Veterinary Research Institute Pulway, 50, 101-104.
- Evans, G and Maxwell, WMC (1987). Salmon`s artificial insemination of sheep and goats. Butterworths.
- Eppleston, J., Evans, G. & Roberts, E. (1991). Effect of time of PMSG and GnRH on the time of ovulation, LH secretion and reproductive performance after intrauterine insemination with frozen ram semen. Animal Reproduction Science, 26, 227-237.
- Fallah Rad, A.H. & Farzaneh, N. (2007). Effect of CIDR and different doses of PMSG on pregnancy and lambing rate out of breeding season in Baluchi ewes. Journal of Animal and Veterinary Advances, 6, 1167 - 1171.
- Godfrey, R., Collins, J., Hensley, E. & Wheaton, J. (1999). Estrus synchronization and artificial insemination of hair sheep ewes in the tropics. Theriogenology, 51, 985-997.
- Hackett, A.J., Robertson, H.A. & Wolynetz, M.S. (1981). Effects of PGF2α and PMSG on the reproductive performance of fluorogestone acetate-PMSG treated ewes. Journal of Animal Science, 53, 155 -159.
- Husein, M. & Haddad, S. (2006). A new approach to enhance reproductive performance in sheep using royal jelly in comparison with equine chorionic gonadotropin. Animal Reproduction Science, 93, 24-33.
- Karagiannidis, A., Varsakeli, S., Karatzas, G. & Brozos, C. (2001). Effect of time of artificial insemination on fertility of progestagen and PMSG treated indigenous Greek ewes, during non-breeding season. Small Ruminant Research, 39, 67-71.
- Kermani Moakhar, H., Kohram, H., Zareh Shahneh, A. & Saberifar, T. (2012). Ovarian response and pregnancy rate following different doses of eCG treatment in Chall ewes. Small Ruminant Research, 102, 63-67
- Langford, G.A. (1982). Influence of PMSG and Time of Aritificial Insemination on Fertility of Progestogen-Treated Sheep in Confinement. Journal of Animal Science, 54, 1205-1211.
- Mehmet, A., Bulbul, B. & Dere, S. (2007). Inducation of multiple births in Akkaraman cross-bred sheep synchronized with short duration and different doses of progesterone treatment combined with PMSG outside the breeding season. Bulltein of Veterinary Research Institute Pulway, 50, 97 - 100.
- Naqvi, S.M.K. & Gulyani, R. (1998). The effect of GnRH and FSH in conjucation with PMSG on the supeovulatory response in crossbred sheep in India. Tropical Animal Health Production, 30, 369 - 376.
- Turk, G., Gur, S., Sonmez, M., Bozkurt, T., Aksu, E.H. & Aksoy, H. (2008). Effect of exogenous GnRH at the time of artificial insemination on reproductive performance of Awassi ewes synchronized with progestagen-PMSG-PGF2alpha combination. Reproduction in Domestic Animal, 43, 308-313.
- Walker, S., Smith, D., Ancell, P. & Seamark, R. (1989). Time of ovulation in the south australian Merino ewe following synchronization of estrus. 2. Efficacy of GnRH treatment and its relevance to insemination programs utilizing frozen-thawed semen. Theriogenology, 31, 555-564.
- Zarkawi, M. (2001). Oestrous synchronisation and twinning rate of Syrian Awassi ewes treated with progestagen and PMSG during the breeding season. New Zealand Journal of Agricultur Research, 44, 159-163.
- Zonturlu, A., Aral, F., Ozyurtlu, N. & Yavuzer, U. (2008). Synchronization of estrus using FGA and CIDR intravaginal pessaries during the transition period in awassi ewes. Journal of Animal and Veterinary Advances, 7, 1093-1096.
- Zonturlu, A.K., Özyurtlu, N. & Kaçar, C. (2011). Effect of different doses PMSG on estrus synchronization and fertility in Awassi ewes synchronized with progesterone during the transition period. Kafkas University of Veterinary, 17.
|