1. Ajala AA (1995) Adoption of castration and socio-economic consequences for goatskeepers of Southeastern Nigerian. Small Rum Res 161:85–189
2. American Association of Equine Practitioners (2009) Review of castration. Proceedings of the 55th Annual Convention of the American Association of Equine Practitioners, Nevada, Las Vegas, www.aaep.org . Assessed 01–01-2016
3. Ames NK (1988) The male genital system: sheep and goats. In: Oehme WF (ed) Textbook of large animal surgery, 2nd edn. Williams and Wilkins, Baltimore, Maryland, pp 544–558
4. Amyces SG, Gemmel (1997) Antibiotic resistance. J Med Microbiol 46:436–470
5. Baba MA, Fazili MR, Athar H, Mir MS, Moulvi BA, Khan I (2012) Pinhole castration technique: an alternative to orchidectomy in stray dogs. Anim Reprod Sci 137(1–2):113–118