Effects of human chorionic gonadotropin (hCG) and phenobarbital on the reproductive performance of fat-tailed Ghezel ewes

Small Ruminant Research

Volumn 30, Issue 3, 1998, Pages 157-161

  Zamiri, M J ^a   Hosseini, M ^a  

^a SHIRAZ UNIVERSITY   (Iran)

Author keywords

Ewe; HCG; Lambing rate; Phenobarbital; Prolificacy

Indexed keywords

EID: 0013259088     PISSN: 09214488     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0921-4488(98)00099-6     Document Type: Article

References (13)

1. Bindon, B.M., 1984. The reproductive biology of Booroola Merino. Aust. J. Biol. Sci. 37, 163-189.
2. Braden, A.W.H., Lamond, D.R., Radford, H.M., 1960. The control of the time of ovulation in sheep. Aust. J. Agric. Res. 11, 389-401.
3. Cornu, C., Cognie, Y., 1985. The utilization of Romanov sheep in a system of integrated husbandry. In: Land, R.B., Robinson, D.W. (Eds.), Genetics of Reproduction in Sheep. Butterworths, London, pp. 383-390.
4. Egan, A.R., 1984. Nutrition for reproduction. In: Lindsay, D.R., Pearce, D.T. (Eds.), Reproduction in Sheep. Australian Academy of Science, Canberra, pp. 262-268.
5. Findlay, J.K., Drummond, A.E., Fry, R.C., 1996. Intragonadal regulation of follicular development and ovulation. Anim. Reprod. Sci. 42, 321-331.
6. Ginther, O.J., Wiltbank, M.C., Fricke, P.M., Gibons, J.R., Kot, K., 1996. Selection of the dominant follicle in cattle. Biol. Reprod. 55, 1187-1194.
7. Hafez, E.S.E., 1993. Hormones, growth factors, and reproduction. In: Hafez, E.S.E. (Ed.), Reproduction in Farm Animals, 6th ed. Lea and Febiger, Philadelphia, pp. 59-93.
8. Hogue, D.E., 1987. Frequent lambing system. In: Marai, I.F.M., Owen, J.B. (Eds.), New Techniques in Sheep Production. Butterworths, London, pp. 57-63.
9. Jainudeen, M.R., Hafez, E.S.E., 1993. Sheep and goats. In: Hafez, E.S.E. (Ed.), Reproduction in Farm Animals, 6th ed. Lea and Febiger, Philadelphia, pp. 330-342.
10. Radford, H.M., Avenell, J.A., Szell, A., 1984. Human chorionic gonadotropin induces multiple ovulation in sheep. In: Lindsay, D.R., Pearce, D.T. (Eds.), Reproduction in Sheep. Australian Academy of Science, Canberra, pp. 342-344.
11. Scaramuzzi, R.J., Campbell, B.K., Cognie, Y., Downing, J.A., 1987. Increasing prolificacy of ewes by means of gonadotrophin therapy and treatment with Fecundin. In: Marai, I.F.M., Owen, J.B. (Eds.), New Techniques in Sheep Production. Butterworth, London, pp. 47-56.
12. Statistical Analysis System Institute Inc., 1989. SAS/STAT User's Guide, Version 6, 4th ed., vol. 2. SAS Institute Inc., Cary, NC, USA.
13. Thomas, D.L., Thomford, P.J., Crickman, J.G., Cobb, A.R., Dziuk, P.J., 1987. Effects of plane of nutrition and phenobarbital during the pre-mating period on reproduction in ewes fed differentiality during the summer and mated in fall. J. Anim. Sci. 64, 1144-1152.