Seasonal variations in seminal characteristics of shikabrown breeder cocks

International Journal of Poultry Science

Volumn 7, Issue 12, 2008, Pages 1219-1223

  Obidi, J A ^a   Onyeanusi, B I ^a   Rekwot, P I ^a   Ayo, J O ^a   Dzenda, T ^a  

^a AHMADU BELLO UNIVERSITY   (Nigeria)

Author keywords

Dead sperm; Hot dry season; Rainy season; Shikabrown breeder cocks

Indexed keywords

EID: 58849109386     PISSN: 16828356     EISSN: None     Source Type: Journal    
DOI: 10.3923/ijps.2008.1219.1223     Document Type: Article

References (27)

1. Ayo, J.O. S.B. Oladele and A. Fayomi, 1996. Effects of heat stress on livestock production: A review. Nig. Vet. J., 1: 58-68.
2. Ayo, J.O., S.B. Oladele, S. Ngam, A. Fayomi and S.B. Afolayan, 1998. Diurnal fluctuations in rectal temperature of the Red Sokoto goat during the harmattan season. Res. in Vet. Sci., 66: 7-9.
3. Ayo, J.O. and V.O. Sinkalu, 2007. Effect of ascorbic acid on diurnal variations in rectal temperature of Shaver Brown pullets during the hot-dry season. Int. J. Poult. Sci., 6: 642-646.
4. Ayo, J.O., O.O. Owoyele and T. Dzenda, 2007. Effects of ascorbic acid on diurnal variations in rectal temperature of Bovan Nera pullets during the harmattan season. Int. J. Poult. Sci., 6: 612-616.
5. Ayo, J.O., O.O. Owoyele and T. Dzenda, 2005. Effect of ascorbic acid on diurnal variation in rectal temperature of Shaver Brown Pullets during the harmattan season. Proceedings of 28th Annual Conference of the Nigerian Society for Animal Production, 30: 57-67.
6. Bah, G.S., S.U.R. Chaudhari and J.D. Al-Amin, 2001. Semen characteristics of local breeder cocks in the Sahel region of Nigeria. Revue d'Elevage et de Medecine Veterinaire des pays Tropicaux, 5: 153-158.
7. Bannor, T.T. and E.A. Ogunsan, 1987. The effects of environmental temperatures on intensive poultry in Sokoto state of Nigeria. Bulletin of Animal Health and Production in Africa, 35: 39-45.
8. Burrows, W.H. and J.P. Quinn, 1939. Artificial insemination of chickens and turkeys (US Department of Agriculture. Circular No. 525), US Department of Agriculture: Washington DC, p: 12.
9. Cheon, Y.M., H.K. Kim, C.B. Yang, Y.J. Yi and C.S. Park, 2002. Effect of season influencing semen characteristics, frozen-thawed sperm viability and testosterone concentration in Duroc boars. Asian-Australasian J. Anim. Sci., 15: 500-503.
10. Christopher, D., R. McDaniel, R.B. Keith and B. Howarth, 1996. The male contribution to broiler breeder heat-induced infertility and sperm storage within the hen's oviduct. Poult. Sci., 75: 1546-1554.
11. Egbunike, C.N. and J.A. Oluyemi, 1979. Comparative studies of the reproductive capacity of Nigerian and exotic poultry breeds. Nig. J. Anim. Prod., 6: 47-57.
12. Igono, M.O., E.C.I. Molokwu and Y.O. Aliu, 1982. Body temperature responses of Savannah Brown goats to harmattan and hot-dry seasons. Int. J. Biometeorol., 26: 225-230.
13. Lake, P.E., 1978. Artificial Insemination in Poultry. The Male Reproductive Organs and Semen Characteristics. Ministry of Agriculture, Fisheries and Food. Bulletin, London, Her Majesty's Stationery Office, 213: 5-7.
14. th Annual Conference of the Nigerian Society for Animal Production, 30: 24-26.
15. Mahmoud, K.Z., M.M. Beck, S.E. Scheideler, M.F. Forman, K. Anderson and S.D. Kachman, 1996. Acute high environmental temperature and calcium-estrogen relationships in the hen. Poult. Sci., 75: 1555-1562.
16. McDaniel, C.D., R.K. Bramwell and B. Howarth, 1995. The male contribution to broiler breeder heat-induced infertility as determined by sperm-egg penetration and sperm storage within the hen's oviduct. Poult. Sci., 75: 1546-1554.
17. McDaniel, C.D., R.K. Bramwell, J.C. Wilson and B. Howarth, 1996. Fertility of male and female broiler breeders following exposure to elevated ambient temperature. Poultry Science, 74: 1029-1033.
18. Nayak, N.I.R. and M.S. Misra, 1991. Relation of environmental factors in some important traits of broilers semen. Ind. J. Poult. Sci., 26: 17-188.
19. Nwagu, B.I., P.I. Rekwot, B.Y. Abubakar, O.O. Oni, I.A. Adeyinka and U.C. Egbuedom, 1996. Semen characteristics of Rhode Island Red and White breeder cocks. Nig. J. Anim. Prod., 23: 1-4.
20. Onuora, G.I., 1982. Seasonal variation in semen quality in the guinea fowls. Nig. Vet. J., 11: 8-15.
21. Penfold, L.M., D.E. Wildt, T.L. Herzog, W. Lynch, L. Ware, S.E. Derrickson and S.L. Monfort, 2000. Seasonal patterns of LH, testosterone and semen quality in the Northern Pintail duck. Reprod. Fertility Dev., 12: 229-235.
22. Rekwot, P.I., 1986. Breed and season effects on some sperm defects in semen of bulls in an artificial insemination centre. Nig. Vet. J., 15: 44-49.
23. Rekwot, P.I., O.S. Lamidi, A.M. Adamu, C.U. Egbuedo, J.S. Ruwaan and S.N. Okereke, 1987. Reproductive performance of Bunaji bulls grazing natural pasture and receiving supplements containing palm kernel meal. Nig. Vet. J., 18: 26-36.
24. Rekwot, P.I., Y.U. Abubakar, A.A. Anyam, V.O. Sekoni, J. Jatau and S. Magaji, 2005. Spermiogram of Shikabrown Red breeder cocks. Paper presented at the Nigerian Veterinary Medical Association Conference, Sokoto, November, pp: 1-10.
25. Surai, P.F., 2002. Selenium in poultry nutrition. 2. Reproduction, egg and meat quality and practical applications. World's Poult. Sci. J., 58: 431-450.
26. Wettermann, R.P. and F.W. Bazer, 1985. Influence of environmental temperature on prolificacy of pigs. J. Reprod. and Fertility, 33: 199-208.
27. Zemjanis, R., 1970. Collection and evaluation of semen. In: Diagnostic and Therapeutic Techniques in Animal Reproduction. The University Press, Cambridge, United Kingdom, pp: 139-156.