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"Experientia docet" - Experience is the best teacher

The PRNP gene polymorphism in Rough-coated Pomeranian Landrace sheep

  • 2013
  • Issue: 2
  • Volume: 43
W.S. Proskura, R. Pilarczyk, S. Borkowska, A. Marciniak, I. Szatkowska, J. Wójcik & A. Dybus Page: 174 - 180

Prion protein (PrP) is a membrane glycoprotein whose abnormal form is believed to cause a group of disorders known as transmissible spongiform encephalopathies (TSEs), which affect the brain and nervous system of both human beings and animals. The most familiar…

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Effects of Korean ginseng (Panax ginseng C.A. Meyer) root extract on egg production performance and egg quality of laying hens

  • 2013
  • Issue: 2
  • Volume: 43
A. Yıldırım, A. Şekeroğlu, H. Eleroğlu, M.I. Şen & M. Duman Page: 194 - 207

This study was conducted to determine the effect of Korean ginseng (Panax ginseng C.A. Meyer) root extract (PGRE) on egg production and egg quality characteristics of hens at the beginning of their laying period (20 weeks old). Four groups of…

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Livestock breeding for sustainability to mitigate global warming, with the emphasis on developing countries

  • 2013
  • Issue: 3
  • Volume: 43
M.M. Scholtz, A. Maiwashe, F.W.C. Neser, A. Theunissen, W.J. Olivier, M.C. Mokolobate & J. Hendriks Page: 269 - 281

Global warming is predicted to have a profound effect on livestock production in developing countries. An improved understanding of the adaptation of livestock to such changing production environments is thus important, but the measurement of adaptation is complex and difficult.…

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Sustainability of the South African Livestock Sector towards 2050. Part 2: Challenges, changes and required implementations

  • 2013
  • Issue: 3
  • Volume: 43
H.H. Meissner, M.M. Scholtz & F.A. Engelbrecht Page: 298 - 319

Challenges facing the livestock sector towards 2050 and the changes and management considerations required to maintain sustainability are discussed. Major challenges are associated with climate change and the environmental impact of the sector. Southern Africa is predicted to become drier…

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Direct greenhouse gas emissions of the game industry in South Africa

  • 2013
  • Issue: 3
  • Volume: 43
C.J.L. du Toit, H.H Meissner & W.A. van Niekerk Page: 376 - 393

Previous greenhouse gas (GHG) inventories did not include game as an emissions source. Recently game farming has become a recognized commercial enterprise in the agricultural sector in South Africa, contributing approximately R10 billion to the sectorial gross domestic product. The…

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