Effect of concomitant injection of prostaglandin and PMSG on pregnancy rate and prolificacy of artificially inseminated spanish goats synchronized with controlled internal drug release devices

Small Ruminant Research

Volumn 31, Issue 2, 1999, Pages 177-179

  Waldron, D F ^a   Willingham, T D ^a   Thompson, P V ^a   Bretzlaff, K N ^b  

^a TEXAS A AND M UNIVERSITY   (United States)

^b TEXAS A AND M UNIVERSITY   (United States)

Author keywords

Artificial insemination; CIDR; Goat; PGF; PMSG

Indexed keywords

EID: 0032990382     PISSN: 09214488     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0921-4488(98)00124-2     Document Type: Article

References (14)

1. 2α during the oestrous cycle. Theriogenology. 9:1978;371-390.
2. Bretzlaff K.N., Madrid N. Clinical use of norgestomet ear implants or intravaginal pessaries for synchronization of estrus in anestrous dairy goats. Theriogenology. 31:1989;419-423.
3. Corteel, J.M., Gonzalez, C., Nunes, J.F., 1982. Research and development in the control of reproduction. Proc. 3rd Int. Conf. Goat Prod. and Disease. Tucson, Arizona, USA, pp. 584-601.
4. Corteel J.M., Leboeuf B., Baril G. Artificial breeding of adult goats and kids induced with hormones to ovulate outside the breeding season. Small Rumin. Res. 1:1988;19-35.
5. East N.E., Rowe J.D. Subcutaneous progestin implants versus intravaginal sponges for dairy goat estrus synchronization during the transitional period. Theriogenology. 32:1989;921-928.
6. Evans, G., Maxwell, W.M.C., 1987. Salamon's Artificial Insemination of Sheep and Goats. Butterworths, Boston, MA, pp. 154-159.
7. Olson J.D. Metritis/Endometritis: Medically sound treatments. The Bovine Proceedings. 29:1996;8-14.
8. Pendleton R.J., Youngs C.R., Rorie R.W., Pool S.H., Memon M.A., Godke R.A. Comparison of fluorogestone acetate sponges with norgestomet implants for induction of estrus and ovulation in anestrous dairy goats. Small Rumin. Res. 8:1992;269-273.
9. Ritar A.J., Maxwell W.M.C., Salamon S. Ovulation and LH secretion in the goat after intravaginal progestagen sponge-PMSG treatment. J. Reprod. Fertil. 72:1984;559-563.
10. Ritar A.J., Salamon S., Ball P.D., O'May P.J. Ovulation and fertility in goats after intravaginal device-PMSG treatment. Small Rumin. Res. 2:1989;323-331.
11. Ritar A.J., Ball P.D., O'May P.J. Artificial insemination of Cashmere goats: Effects on fertility and fecundity of intravaginal treatment, method and time of insemination, semen freezing process, number of motile spermatozoa and age of females. Reprod. Fertil. Dev. 2:1990;377-384.
12. SAS, 1990. SAS/STAT User's Guide. Version 6, 4th ed., vol. 2, SAS Institute Inc., Cary, NC, USA.
13. Shelton, M., Stewart, J., 1973. Partitioning losses in reproductive efficiency in Angora goats. Tex. Agri. Expt. Rep. 3187.
14. Wheaton J.E., Carlson K.M., Windels H.F., Johnston L.J. CIDR: A new progesterone-releasing intravaginal device for induction of estrus and cycle control in sheep and goats. Anim. Reprod. Sci. 33:1993;127-141.