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"Experientia docet" - Experience is the best teacher

Effect on the fertility of “barren” or early post-partum Karakul ewes of oestrus synchronization and various levels of PMSG with

  • 1973
  • Issue: 2
  • Volume: 3
L.C. van Wyk, C.H. van Niekerk and P.C. Belonje Page: 83 - 86

Seventy eight "barren" (ewes which were not pregnant prior to treatment) or early post-partum Karakul ewes were used. The interval from progestagen sponge withdrawal to oestrus was shorter within than outside of the breeding season and in both seasons increasing…

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Vergelyking van twee metodes vir die bepaling van vitamien A

  • 1973
  • Issue: 1
  • Volume: 3
J.J. Erasmus Page: 9 - 11

A comparison of two methods for the determination of vitamin a with special reference to the effects of storage time, storage temperature and light on the vitamin a content of plasma  The destructive-irradiation technique and the Carr-Price method for the…

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