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"Experientia docet" - Experience is the best teacher

Commercial ostrich farming in Botswana

  • 1999
  • Issue: 3
  • Volume: 29
E.Z. Mushi, J.F.W. Isa, R.G. Chabo, L. Moodisa and P. Kono Page: 262 - 266
  • 2026-06-09
  • flickerleap

According to the returns to the Department of Animal health and Production in December 1996 there were only 10 registered ostrich farms in Botswana with a total of 4305 ostriches kept. Ostriches of all ages were kept and the juveniles,…

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Growth and carcass characteristics of crossbred progeny from lean-tailed and

  • 2007
  • Issue: 1
  • Volume: 37
M. Khaldari, N.E.J. Kashan, A. Afzalzadeh and A. Salehi Page: 51 - 56
  • 2026-06-09
  • flickerleap

The performance of two fat-tailed sheep breeds, Chaal and Zandi, and their F1 and R1 crossbred lambsfrom a lean-tailed breed, Zel, was compared. The weaned lambs from the Chaal and Zandi groups were finished over periods of 105 and 90…

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Breeding objectives for Angus and Charolais specialized sire lines for use in the emerging sector of South African beef producti

  • 2007
  • Issue: 1
  • Volume: 37
M.D. MacNeil and L.E. Matjuda Page: 1 - 10
  • 2026-06-09
  • flickerleap

Breeding indigenous cows to terminal sires may facilitate production of calves in the emerging sector that better meet commercial feedlot requirements. Thus, the objective of this research was to develop breeding objectives for Angus and Charolais terminal sires to be…

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Analysis of growth curves of indigenous male Venda

  • 2007
  • Issue: 1
  • Volume: 37
D. Norris, J.W. N'gambi, K. Benyi, M.L. Makgahlela, H.A. Shimelis Page: 21 - 26
  • 2026-06-09
  • flickerleap

The objective of this work was to estimate and compare the growth curve parameters for live weight of indigenous Venda and Naked Neck chickens and carry out some analyses to test the existence of differences in the growth pattern between…

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Polymorphisms of the CAST gene in the Meishan and five other pig populations in China

  • 2007
  • Issue: 1
  • Volume: 37
Q.S. Wang, Y.C. Pan, L.B. Sun and H. Meng Page: 27 - 30
  • 2026-06-09
  • flickerleap

The aim of the study was to characterize the polymorphism of the Calpastatin (CAST) gene identified with three restriction enzymes (TaqI, HinfI, MspI) in Meishan and five other pig populations, and to provide information on their potential in marker-assisted selection…

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Comparison of gene expression patterns between porcine cumulus-oocyte complexes and naked oocytes

  • 2007
  • Issue: 1
  • Volume: 37
G.Y. Zhu, S.T. Feng, J.T. Li, Y.L. Mu, D.K. Pan and B.R. Guo Page: 57 - 63
  • 2026-06-09
  • flickerleap

Several layers of cumulus cells surround the oocyte in the antral ovarian follicle throughout the follicular development until ovulation. The cumulus cells play an important supportive and regulative role in oocyte development and maturation via intercellular communications between oocytes and…

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Effects of dietary energy density and L-carnitine supplementation on growth performance, carcass traits and blood parameters of

  • 2007
  • Issue: 2
  • Volume: 37
M. Corduk, N. Ceylan and F. Ildiz Page: 65 - 73
  • 2026-06-09
  • flickerleap

The present study was conducted to determine the effects of dietary metabolisable energy (ME) density and L-carnitine supplementation on the performance, carcass traits and blood parameters of broiler chickens. The experiment was designed with three levels of dietary energy (low,…

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Derivation of economic values for the Simmentaler breed in South Africa

  • 2007
  • Issue: 2
  • Volume: 37
J.F. Kluyts, F.W.C. Neser and M.J. Bradfield Page: 107 - 121
  • 2026-06-09
  • flickerleap

The purpose of this paper was to derive economic values for beef production, carcass quality and fitness traits for the Simmentaler breed in Southern Africa. Income was partitioned between weaners, surplus heifers and cull cows. Expenses were calculated for all…

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Proposed economic selection indices for the Simmentaler breed in South Africa

  • 2007
  • Issue: 2
  • Volume: 37
J.F. Kluyts, F.W.C. Neser and M.J. Bradfield Page: 122 - 131
  • 2026-06-09
  • flickerleap

The development of economic selection indices for an integrated Simmentaler production system was described. The breeding objective was defined in terms of production-, functional- and product quality traits. Criteria included in the total index were birth- and weaning weight (direct…

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Plasma free amino acid profiles of Boer goat bucks as influenced by two feeding regimens

  • 2006
  • Issue: 5
  • Volume: 36
A.M. Almeida, L.M.J. Schwalbach, H.O. de Waal, J.P.C. Greyling and L.A. Cardoso Page: 14 - 17
  • 2026-06-09
  • flickerleap

The aim of the study was to monitor the physiological changes in plasma free amino acid profiles in Boer goats under nutritional restriction. Fifteen Boer goat bucks were allocated to two experimental groups: CG (control), fed Themeda trianda hay, supplemented…

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Late-night suckling inhibits onset of postpartum oestrous activity in beef cows

  • 1995
  • Issue: 1
  • Volume: 25
I.B. Stewart, B.P. Louw, A.W. Lishman and P.G. Stewart Page: 26 - 29
  • 2026-06-09
  • flickerleap

To determine whether suckling of calves late at night would prolong lactation anoestrus, 51 Hereford-type cows (21 – 29 days postpartum) were divided into three treatment groups. In treatments 1 (night suckling) and 2 (day suckling) cows suckled their calves…

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