skip to Main Content
Join SASAS

"Experientia docet" - Experience is the best teacher

Some frontiers of research in basic ruminant nutrition

  • 1985
  • Issue: 3
  • Volume: 15
R.I. Mackie & A. Kistner Page: 72 - 85

The primary objective of research scientists working in the field of rumen function is to advance animal production through greater understanding of the mechanisms involved in digestion and metabolism in the rumen. This article covers some of the more recent…

Read more

Application of modern nutrition principles in poultry

  • 1985
  • Issue: 3
  • Volume: 15
R.H. Harms Page: 91 - 96

Considerable savings can be realized and performance can be improved by formulating poultry feeds based on the daily feed intake and nutrient needs of the chicken. Programmes have been developed for commercial layers, broiler breeders, and replacement pullets for commercial…

Read more

Vooruitgang op die gebied van reproduksie-fisiologie

  • 1985
  • Issue: 3
  • Volume: 15
C.H. van Niekerk Page: 102 - 108

Advances in reproductive physiology. Reproductive physiology plays an important role in the genetic improvement and increasing the fertility of the cow. The following factors which have an important influence on increasing the fertility of the female animal are discussed: Selection…

Read more

Biologiese invloede op die kwaliteit van suiwelprodukte

  • 1985
  • Issue: 3
  • Volume: 15
N.H. Robertson Page: 116 - 119

Biological influences on the quality of dairy products. An analysis of the consumption pattern of dairy products shows that an increasing percentage of fresh milk is being diverted to the manufacturing industry for processing and that there is an increasing…

Read more

The manipulation of egg size and egg quality

  • 1985
  • Issue: 3
  • Volume: 15
T.R. Morris Page: 120 - 122

In this article the contribution which geneticists can make to egg quality i.e. eggmass, shell thickness, and albumen height is examined. Factors which the poultryman can manipulate on the farm such as the choice of a lighting system, dietary modification,…

Read more

Biological influences on the quality properties of wool

  • 1985
  • Issue: 3
  • Volume: 15
D.J. Visser Page: 123 - 127

Although only 3,9% of the total world wool production is produced here, South Africa is well known for the high quality of its wool and its classing. In this article quality differences of a biological nature are identified (breeding, feeding…

Read more

Biologiese faktore wat die gehalte van sybokhaar beïnvloed

  • 1985
  • Issue: 3
  • Volume: 15
D.S. Uys, J.M. van der Westhuizen & D. Wentzel Page: 128 - 131

Biological factors that influence the quality of mohair.  The influence of the most desirable properties (fineness, length, style, character and lustre) on the price of mohair is discussed briefly. Biological factors such as age, nutrition, genetics, sex, and stress and…

Read more
Back To Top