Effects of prebiotics on nutrient digestibility of a soybean-meal-based diet by red drum Sciaenops ocellatus (Linnaeus)

By G. Burr, M. Hume, W. H. Neill, D. Gatlin. 2008

153 citations recorded by the source corpus.

The present study examined the effects of four prebiotic compounds on nutrient and energy digestibility of soybean-meal-based diets by red drum (Sciaenops ocellatus). The experimental diets contained 40% crude protein of which approximately half was provided by soybean meal with the remainder from menhaden fish meal. The four prebiotics GroBiotic®-A (a mixture of partially autolysed brewers yeast, dairy ingredient components and dried fermentation products), mannanoligosaccharide (MOS), galacto-oligosaccharide (GOS) and inulin were individually added to the basal diet at 1% by weight. A diet with all its protein provided by menhaden fish meal was also included as a control. This control diet had the highest apparent digestibility coefficient (ADC) values – 87% for protein, 87% for lipid, 78% for organic matter and 83% for energy. The basal soybean-meal-based diet supplemented with GroBiotic®-A, GOS and MOS had significantly (P<0.05) increased protein (82%, 82%, 82% respectively) and organic matter ADC values (69%, 64%, 66% respectively), compared with the basal diet (69% for protein and 49% for organic matter). However, the lipid ADC values were significantly decreased for fish fed with the diets supplemented with inulin, GOS and MOS (63%, 61%, 61% respectively) compared with the basal diet (77%) but not for those fed GroBiotic®-A (82%). Energy ADC values were also increased in fish fed with the GroBiotic-A®, GOS and MOS diets (73%, 70%, 72%), compared with the basal diet (57%); however, fish fed with the inulin diet had an energy ADC value (54%) similar to that of fish fed with the basal diet. Thus, the present study is the first to demonstrate that nutrient and energy digestibility of soybean-meal-based diets by red drum can be enhanced with prebiotic supplementation.

Subfields: Animal Science and Zoology, Aquatic Science, Immunology

View Paper: https://www.semanticscholar.org/paper/f49040dc4126d3b570ede669a6cff8eb1ecd49d8

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In Animal Science and Zoology

  1. E. Ringø
  2. R. L. Olsen
  3. S. Hoseinifar
  4. S. Davies
  5. D. Merrifield
  6. Zhigang Zhou
  7. Å. Krogdahl

In Aquatic Science

  1. E. Ringø
  2. S. Hoseinifar
  3. D. Merrifield
  4. S. Davies
  5. R. L. Olsen
  6. Zhigang Zhou
  7. A. Dimitroglou
  8. Maryam Dadar

In Immunology

  1. E. Ringø
  2. D. Merrifield
  3. S. Hoseinifar
  4. S. Davies
  5. Zhigang Zhou
  6. R. L. Olsen
  7. A. Dimitroglou
  8. Maryam Dadar

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