참고문헌
- Aehnelt, E., J. Hahn and J. K. Dittmar. 1963. Causes for and age at culling in A.I. bulls with special reference to the longevity of their dams and granddames. Tierarztl. Umsch. 18:408-416.
- Alvarez, C., J. A. Castilla, L. Martínez, J. P. Ramírez, F. Vergara and J. J. Gaforio. 2003. Biological variation of seminal parameters in healthy subjects. Hum. Reprod. 18:2082-2088. https://doi.org/10.1093/humrep/deg430
- Bhakat, M., T. K. Mohanty, A. K. Gupta and V. S. Raina. 2009. Effect of season and management on semen quality of breeding bulls- A review. Agric. Rev. 30:79-93.
- Bhavsar, B. K. 1993. Perspective and prospective of the role of artificial insemination and gynecology in enhancing livestock production. Indian J. Anim. Reprod. 14:66-68.
- Daskin, A., N. Yurdaydin and T. Ozdemir. 1998. Effects of cryptorchidism on spermatological properties. J. Lalahan Livest. Res. Ins. (Turkey) 381:79-84.
- Djimde, M. and J. H. Weniger. 1984. Semen quality of bulls in relation to breeding groups and seasons in Bangladesh. Zeitscrift-fur-Tierzuchtung-und-zuchtungsbiologie. 101:59-69.
-
Casas, E., D. D. Lunstra, L. V. Cundiff and J. J. Ford. 2007. Growth and pubertal development of
$F_{1}$ bulls from Hereford, Angus, Norwegian Red, Swedish Red and White, Friesian, and Wagyu sires. J. Anim. Sci. 85:2904-2909. https://doi.org/10.2527/jas.2007-0260 - Khate, K. 2005. Studies on multistage selection of dairy bulls. M.V.Sc. Thesis, National Dairy Research Institute. Karnal, Haryana, India.
- Kodagali, S. V., B. K. Bhavsar and F. S. Kavani. 1980. Age at and reasons of disposal of A.I. buffalo bulls. Indian J. Anim. Health. 19:31-34.
- Mathew, A., P. J. Joseph and T. K. Jose. 1982. Semen characteristics of purebred and crossbred bulls. Indian Vet. J. 59:364-367.
- Mathur, A. K., S. Tyagi and S. P. Singh. 2002. Frieswal bull- an experience of HF with Sahiwal. Saras J. Livest. Poult. Prod. 181:21-23.
- Maule, J. P. 1962. Ultra low temperature storage of semen. The semen of animals and artificial insemination. In: Technical Communication number 15 of Commonwealth Bureau of Animal Breeding and Genetics (Ed. C. A. B. Bucks) Edinburgh, England.
- Mukhopadhyay, C. S., A. K. Gupta, B. R. Yadav, K. Khate, V. S. Raina, T. K. Mohanty and P. P. Dubey. 2010. Subfertility in males: an important cause of bull disposal in bovines. Asian-Aust. J. Anim. Sci. 23:450-455. https://doi.org/10.5713/ajas.2010.90298
- Mukhopadhyay, C. S., A. K. Gupta, B. R. Yadav, A. Gupta, T. K. Mohanty and V. S. Raina. 2011. Study on the effect of various uncompensable traits on fertilizing potential in cattle and buffalo bulls. Livest. Sci. 136:114-121. https://doi.org/10.1016/j.livsci.2010.08.010
- Rao, C. V. and A. V. N. Rao. 1995. Puberty and semen production period in breeding bulls. Indian Vet. J. 72:885-886.
- Rao, K. R., O. Sremanarayana and R. Mukundarao. 1995. Breeding life and disposal patterns of breeding bulls. Indian Vet. J. 72:883-884.
- Roman, J., C. J. Wilcox, R. B. Becker and M. Koger. 1968. Tenure and reasons of disposal of artificial insemination dairy sires. J. Dairy Sci. 52:1063-1069.
- Sahni, K. L. and G. Mohan. 1998. Annual report of animal reproduction division. Indian Veterinary Research Institute. Izatnagar, U.P.
- Sethi, R. K., V. S. Raina, B. K. Joshi and M. Gurnani. 1989. Multistage selection of crossbred males and effect of their age and body weight on semen quality and freezability. Indian J. Anim. Sci. 59:171-174.
- Snedecor, G. W. and W. G.. Cochran. 1994. Statistical Methods. 8th Ed. Iowa State University Press, Ames, Iowa, USA.
- Sudheer, S. and C. J. Xavier. 2000. Disposal pattern of breeding bulls in Kerala. Indian J. Anim. Reprod. 211:72-73.
- Suryaprakasam, T. B. and A. V. N. Rao. 1993. Studies on breeding life and disposal pattern of AI sires in Andhra Pradesh. Indian Vet. J. 70:1022-1024.
- Tyagi, S., A. K. Mathur and S. C. Agarwal. 2000. Semen production performance of Frieswal bulls. Indian J. Anim. Reprod. 70:1032-1034.
- Walter, F. and K. Weisser. 1966. Reasons for wastage of bulls at an AI center. Terzucht. 20:72.
- Wilcox, C. J., J. Roman and R. B. Becker. 1966. Fate of young sires used for artificial insemination. J. Dairy Sci. 50:884-886.
피인용 문헌
- Testicular Cell Indices and Peripheral Blood Testosterone Concentrations in Relation to Age and Semen Quality in Crossbred (Holstein Friesian×Tharparkar) Bulls vol.27, pp.11, 2014, https://doi.org/10.5713/ajas.2014.14139
- Morphometric evaluation of seminiferous tubule and proportionate numerical analysis of Sertoli and spermatogenic cells indicate differences between crossbred and purebred bulls vol.8, pp.5, 2015, https://doi.org/10.14202/vetworld.2015.645-650
- Evolutionary dynamics of meiotic recombination hotspots regulator PRDM9 in bovids vol.292, pp.1, 2017, https://doi.org/10.1007/s00438-016-1260-6
- gene in bulls with varying seminal parameters vol.53, pp.4, 2018, https://doi.org/10.1111/rda.13187
- Differential proteomic profile of spermatogenic and Sertoli cells from peri-pubertal testes of three different bovine breeds vol.2, pp.None, 2014, https://doi.org/10.3389/fcell.2014.00024
- Seasonal changes in semen quality and correlation with plasma hormone profiles in Karan Fries bulls vol.47, pp.6, 2016, https://doi.org/10.1080/09291016.2016.1213361
- Mortality and Culling Pattern of Tharparkar Cattle Males in an Organised Herd vol.11, pp.6, 2013, https://doi.org/10.3923/ajava.2016.371.376
- Comparative Transcriptomic Analysis of Spermatozoa From High- and Low-Fertile Crossbred Bulls: Implications for Fertility Prediction vol.9, pp.None, 2021, https://doi.org/10.3389/fcell.2021.647717