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"Experientia docet" - Experience is the best teacher

Homeorhetic hormones, metabolites and accelerated growth

  • 1983
  • Issue: 1
  • Volume: 13
A.L. Marais & J.G. van der Walt Page: 76 - 78

Six newly weaned karakul ewes, three with fat tails and three without tails, were used to investigate the metabolic and hormonal changes during accelerated growth. Two lambs acted as controls, while the remaining four were Subjected to a maintenance diet…

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Lifetime reproduction of Karukul ewes as influenced by season of birth, age at first lambing and lambing interval

  • 1991
  • Issue: 4
  • Volume: 21
S.J. Schoeman, J.R. Albertyn and H.T. Groeneveld Page: 169 - 172

Lifetime reproduction of 1462 eight-year-old Karakul ewes was recorded since 1972. The influence of season of birth, age at first lambing and lambing interval on lifetime reproduction was investigated Age at first lambing was significantly (P<0,01) affected by month of…

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Reproductive performance of Karakul ewes following different oestrous synchronisation treatments outside the natural breeding se

  • 2006
  • Issue: 4
  • Volume: 36
M. Safdarian, M. Kafi and M. Hashemi Page: 229 - 234

This study was designed to evaluate the efficiency of five different hormonal treatments of oestrous synchronization in Karakul ewes reared in southern Iran. During mid- to late spring, (outside the natural breeding season), 180 Karakul ewes were stratified based on…

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