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"Experientia docet" - Experience is the best teacher

Potential use of high-temperature and low-temperature steam treatment, sodium hydroxide and an enzyme mixture for improving the

  • 2010
  • Issue: 1
  • Volume: 40
M. Chaji, A.A. Naserian, R. Valizadeh, T. Mohammadabadi and Kh. Mirzadeh Page: 22 - 32

The effectiveness of different treatment methods to improve the nutritional value of the sugarcane by-products (pith or bagasse) has been evaluated. The treatment methods included a high-pressure steam treatment (HPST; 19 bar, 3 min), treating the products with sodium hydroxide,…

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Polymorphism of the VEGF gene and its association with growth traits in four goat breeds

  • 2010
  • Issue: 1
  • Volume: 40
Q.J. Jin, X.T. Fang, C.L. Zhang, L. Yang, J.J. Sun, D.X. Chen, X.Y. Shi, Y. Du, X.Y. Lan and H. Chen Page: 33 - 40

The vascular endothelial growth factor (VEGF) is a regulator of angiogenesis which is an important physiological adaptation to increased metabolic demand. Thus, mutations of this gene may exert a significant influence on animal growth. We screened the exons of the…

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Ruminal acidosis: A review with detailed reference to the controlling agent Megasphaera elsdenii NCIMB 41125 (Review)

  • 2010
  • Issue: 2
  • Volume: 40
H.H. Meissner, P.H. Henning, C.H. Horn, K-J. Leeuw, F.M. Hagg and G. Fouché Page: 79 - 100

Ruminal acidosis is discussed with reference to causes and economic and health implications. Distinction is made between the acute form which with proper adaptation to high energy diets is seldom encountered and the more problematic chronic or sub-acute form, commonly…

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The effect of a direct fed microbial (Megasphaera elsdenii) on the productivity and health of Holstein cows

  • 2010
  • Issue: 2
  • Volume: 40
F.M. Hagg, L.J. Erasmus, P.H. Henning and R.J. Coertze Page: 101 - 112

Sixty high-producing multiparous Holstein cows were used in a randomized complete block design experiment to determine the effect of a direct-fed microbial (DFM), Megasphaera elsdenii NCIMB 41125 (Me), on dairy cattle productivity and health. The cows received one of two…

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Association of polymorphism of the alpha 1-antitrypsin gene with milk production traits in Chinese Holstein

  • 2010
  • Issue: 2
  • Volume: 40
Qiu-ling Li, Zheng-feng Zhang, Chang-fa Wang, Hai Yang, Hong-mei Wang, Jian-bin Li, Jin-ming Huang and Ji-feng Zhong Page: 113 - 120

Protein degradation in bovine milk affects the quality of dairy products. Alpha 1-antitrypsin (AAT) can protect vulnerable elastic tissues from degradation by neutrophil elastase. The aim of this study was to assess the association of polymorphisms in bovine AAT gene…

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Microsatellite-based characterization of Southern African domestic pigs (Sus scrofa domestica)

  • 2010
  • Issue: 2
  • Volume: 40
H. Swart, A. Kotze, P.A.S. Olivier and J.P. Grobler Page: 121 - 132

This paper details genetic characterization and trends from a microsatellite-based study of genetic diversity on southern African pig populations. A total of 351 pigs from three commercial breeds and three indigenous populations were genotyped at 39 loci. Differences among the…

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Effects of dietary replacement of maize grain with popcorn waste products on nutrient digestibility and performance by lambs

  • 2010
  • Issue: 2
  • Volume: 40
B.D. Nkosi, R. Meeske, H.J. van der Merwe, O. Acheampong-Boateng and T. Langa Page: 133 - 139

A study was conducted to evaluate the effects of dietary replacement of maize with popcorn waste (PW) on the intake, nutrient digestibility and growth performance of lambs. Diets replacing 0, 25, 50, 75 and 100% maize with PW were formulated…

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Performance and carcass characteristics of Japanese quail as affected by sex or mannan oligosaccharides and calcium propionate

  • 2010
  • Issue: 3
  • Volume: 40
E.M. Bonos, E.V. Christaki and P.C. Florou-Paneri Page: 173 - 184

The effect of sex and the supplementation of the prebiotic, mannan oligosaccharides (MOS), the acidifier, calcium propionate (CPr) or their combination in the feed of Japanese quail (Coturnix japonica) on their performance and carcass quality was examined in this experimentation.…

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Interactive effect of dietary protein level and zilpaterol hydrochloride on feedlot performance and meat quality of steers

  • 2010
  • Issue: 3
  • Volume: 40
H.A. O’Neill, N.H. Casey and E.C. Webb Page: 185 - 189

Bonsmara type steers were used to determine the effect of dietary zilpaterol hydrochloride (ZH) in combination with different dietary crude protein (CP) levels (100, 120 and 140 g CP/kg) on growth performance and meat quality. Treatment groups (T) consisted of…

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