Genetic and phenotypic variation in reproductive traits of AI boars

Theriogenology

Volumn 70, Issue 8, 2008, Pages 1297-1303

  Flowers, William L ^a  

^a NORTH CAROLINA STATE UNIVERSITY   (United States)

Author keywords

Boars; Fertility; Genetics; Sexual behaviour; Sperm production

Indexed keywords

ANIMAL; ANIMAL DISEASE; ARTICLE; ARTIFICIAL INSEMINATION; FERTILITY; GENETIC VARIABILITY; GENETICS; MALE; PHYSIOLOGY; REPRODUCTION; SEXUAL BEHAVIOR; SWINE;

ANIMALS; FERTILITY; GENETIC VARIATION; INSEMINATION, ARTIFICIAL; MALE; REPRODUCTION; SEXUAL BEHAVIOR, ANIMAL; SWINE;

SUIDAE;

EID: 55649092648     PISSN: 0093691X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.theriogenology.2008.06.016     Document Type: Article

References (32)

1. Robinson J.A.B., and Buhr M.M. Impact of genetic selection on management of boar replacement. Theriogenology 63 (2005) 668-678
2. Rothschild M.F., Messer L.A., and Vincent A. Molecular approaches to improved pig fertility. J Reprod Fert Suppl 52 (1997) 227-236
3. Ford S.P. Embryonic and fetal development in different genotypes of pigs. J Reprod Fert Suppl 52 (1997) 165-176
4. Flowers W.L. Management of boars for efficient semen production. J Reprod Fert Suppl 52 (1997) 67-78
5. Wilson E.R., Johnson R.K., and Wettemann R.P. Reproductive and testicular characteristics of purebred and crossbred boars. J Anim Sci 44 (1977) 939-947
6. Esbenshade K.L., Singleton W.L., Clegg E.D., and Jones H.W. Effect of housing management on reproductive development of young boars. J Anim Sci 48 (1979) 246-250
7. Neeley J.D., and Robison O.W. Estimates of heterosis for sexual activity in boars. J Anim Sci 56 (1983) 1033-1038
8. Singleton W.L. State of the art in artificial insemination of pigs in the United States. Theriogenology 56 (2001) 1305-1310
9. Signoret J.P. The reproductive behaviour of pigs in relation to fertility. Vet Rec 88 (1971) 34-38
10. Lubritz D., Johnso B., and Robison O.W. Genetic parameters for testosterone production in boars. J Anim Sci 69 (1991) 3220-3224
11. Walker S., Robison O.W., Whisnant C.S., and Cassady J.P. Effect of divergent selection for testosterone production on testicular morphology and daily sperm production in boars. J Anim Sci 82 (2004) 2259-2264
12. Koch G.G., Landis J.R., Freeman J.L., Freeman D.H., and Lehron D.G. A general methodology for the analysis of experiments with repeated measures of categorical data. Biometrics 33 (1977) 133-148
13. Colenbrander B., Feitsma H., and Grooten H.J. Optimizing semen production for artificial insemination in swine. J Reprod Fert Suppl 48 (1993) 207-215
14. Kennedy B.W., and Wilkins J.N. Boar, breed and environmental factors influencing semen characteristics of boars used in artificial insemination. Can J Anim Sci 64 (1984) 833-843
15. Okwun O.E., Igboeli G., Ford J.J., Lunstra D.D., and Johsnson L. Number and function of Sertoli cells, number and yield of spermatogonia, and daily sperm production in three breeds of boar. J Reprod Fert 107 (1996) 137-149
16. Rathje T.A., Johnson R.K., and Lunstra D.D. Sperm production in boars after nine generations of selection for increased weight of testis. J Anim Sci 73 (1995) 2177-2185
17. Harder R.R., Lunstra D.D., and Johnson R.K. Growth of testes and testicular morphology after eight generations of selection for increased predicted weight of testes at 150 days of age in boars. J Anim Sci 73 (1995) 2186-2195
18. Huang Y.-T., and Johnson R.K. Effect of selection for size of testes in boars on semen and testis traits. J Anim Sci 74 (1996) 750-760
19. Littell R.C., Milliken G.A., Stroup W.W., and Wolfinger R.D. SAS® system for mixed models (1996), SAS Institute Inc., Cary, NC, USA p. 40-52
20. Snedecor G.W., and Cochran W.G. Statistical methods. 8th ed. (1998), Iowa State University Press, Ames, IA, USA p. 128
21. Wettemann R.P., and Bazer F.W. Influence of environmental temperature on prolificacy of pigs. J Reprod Fert Suppl 33 (1985) 199-208
22. Schinckel A., Johnson R.K., Pumfrey R.A., and Zimmerman D.R. Testicular growth in boars of different genetic lines and its relationship to reproductive performance. J Anim Sci 56 (1983) 1065-1076
23. McCoard S.A., Lunstra D.D., Wise T.H., and Ford J.J. Specific staining of Sertoli cell nuclei and evaluation of Sertoli cell number and proliferative activity in meishan and white composite boars during the neonatal period. Biol Reprod 64 (2001) 689-695
24. Griffin J., Seal M.C., and Flowers W.L. Effect of neonatal environment on adult reproductive function in boars. J Anim Sci 84 Suppl. 1 (2006) 205
25. Hammond A.C., Olson T.A., Chase Jr. C.C., Bowers E.J., Randel R.D., Murphy C.N., et al. Heat tolerance in two tropically adapted Bos taurus breeds, Senepol and Romosinuano, compared with Brahman, Angus, and Hereford Cattle in Florida. J Anim Sci 74 (1996) 295-303
26. Long C.R., Dobrinsky J.R., and Johnson L.A. In vitro production of pig embryos: comparisons of culture media and boars. Theriogenology 51 (1999) 1375-1390
27. Johnson L.A., Aalbers J.G., Willems C.M.T., and Sybesma W. Use of boar spermoatozoa for artificial insemination. I. Fertilizing capacity of fresh and frozen spermatozoa in sows on 36 farms. J Anim Sci 52 (1981) 1130-1136
28. Swierstra E.E., and Dyck G.W. Influence of the boar and ejaculation frequency on pregnancy rate and embryonic survival in swine. J Anim Sci 42 (1976) 455-460
29. Alm K., Peltoniemi O.A.T., Koskinen E., and Andersson M. Porcine field fertility with two different insemination doses and the effect of sperm morphology. Reprod Dom Anim 41 (2006) 210-213
30. Johnson L.A., Weitze K.F., Fiser P., and Maxwell W.M.C. Storage of boar semen. Anim Reprod Sci 62 (2000) 143-172
31. Flowers W.L. Artificial insemination in animals. In: Knobil E., and Neill J.D. (Eds). Encyclopedia of reproduction (1998), Academic Press, San Diego, CA, USA 296
32. Flowers W.L. Increasing fertilization rate of boars: influence of number and quality of spermatozoa inseminated. J Anim Sci 80 E Suppl. 1 (2002) E47-53