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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…

Read more

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…

Read more
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