Aller, J.F., Aguilar, D., Vera, T., Almeida, G.P. and Alberio, R.H. 2012. Seasonal variation in sexual behavior, plasma testosterone and semen characteristics of Argentine Pampinta and Corriedale rams. Spanish Journal of Agricultural Research. 10, 2 (Apr. 2012), 345-352. DOI:https://doi.org/10.5424/sjar/2012102-389-11.