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Hair Sheep - Male Reproductive Physiology: 

Godfrey, R.W., J.R. Collins and M.L. Gray.  (1995)  The effect of ambient temperature on sexual behavior of rams in a tropical environment.  J.  Anim.  Sci.  73(Suppl. 1):132.

Godfrey, R.W. and J.R. Collins.  (1996)  Changes in semen quality of hair sheep rams exposed to synchronized or naturally cycling ewes during a 35 day breeding season.  J.  Anim.  Sci.  74(Suppl. 1):237.

Collins, J.R., E.L. Hensley and R.W. Godfrey.  (1997)  The effect of temporary scrotal insulation on semen quality of hair sheep rams in a tropical environment.  J. Anim. Sci. 75(Suppl. 1):215.

Godfrey, R.W., J.R. Collins and M.L. Gray.  (1998)  Evaluation of sexual behavior of hair sheep  rams in a tropical environment.  J. Anim. Sci. 76:714-717. Full text  

Godfrey, R.W., J.R. Collins, E.L. Hensley, B.M. Pannagl and J.E. Wheaton.  (1998)  Effects of immunizing ram lambs against inhibin on puberty and testicular growth and function.  J. Anim. Sci. 76(Suppl. 1): 237.

Wang, S., R.C. Evans, G.R. Holyoak, R.W. Godfrey, J.N. Stellflug and T.D. Bunch.  (1999)  Laparoscopic insemination of ewes using resazurin-treated ram semen.   J. Anim. Sci. 77(Suppl. 1):98.

Wang, S., R. G. Holyoak, R. C. Evans, K. E. Panter, R.W. Godfrey, J. N. Stellflug and T. D. Bunch. (1999)  Laparoscopic insemination of ewes with resazurin-treated ram semen.  Proceedings, Western Section, American Society of Animal Science.  50:88-90.

Godfrey, R.W, J. R. Collins and E.L Hensley. 2000. Semen quality of hair sheep rams in a tropical environment after temporary scrotal insulation.   Sheep & Goat Research Journal 16:83-87.

 

Henry, D.M. and R.W. Godfrey. 2002. Evaluation of a laser thermometer for measuring the internal scrotal temperature of hair sheep rams. J. Anim. Sci. 80(Suppl. 2):31.

 

      Wheaton, J.E and R. W. Godfrey.  2003.  Plasma LH, FSH, testosterone, and age at puberty in ram lambs actively immunized against an inhibin small alpha, Greek-

      subunit peptide. Theriogenology 60: 933-901. Download PDF file

 

      Henry, D.M. and R.W. Godfrey. 2004. Evaluation of an infrared thermometer for determining the scrotal surface temperature of hair sheep rams in  

      a tropical environment. J. Anim. Vet. Adv. 3:695-699.

 

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