Feed Mix

Headlines of Vol. 10 No. 2

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The real costs of animal protein production
Sustainable production of animal protein requires that we know the costs nutritionally, economically and environmentally. Gerhard Flachowsky wants to feed the world with animal protein, and to this end he has developed mathematical models that show the real costs of ecologicall acceptable production.

Lone voices in the BSE debate
As the BSE hysteria calms, some of the quieter voices are still audible. These are offering alternative explanations for the cause of the epidemic. Though research is still in its infancy, Czech scientist Dr Josef Hlásny firmly believes that scrapie-infected MBM was not the sole culprit.

How effective are the alternatives to AGP's?
Alternatives to subtherapeutic levels of antibiotics in the feed, or antibiotic growth promoters (AGP’s) are much discussed in Europe. Now, interest is growing in the US. Will the tide of market forces be turning? Only if there is sufficient reason to change.

The Total Nutrition manifesto
No longer can feed be considered apart from management, environment and health, nor can it be thought of as merely a source of nutrients. In this abridged extract from his new book, Total Nutrition, Cliff Adams expounds a new holistic approach to maintaining animal health.

Know your minerals and prevent disease
Jargon like "chelation, bioavailability, magic bullet” and so on often makes proper understanding of true mineral nutrition more difficult than it needs to be. Regardless, feeding of minerals has extreme importance in the maintenance and production of healthy sheep and lambs.

Does Salmonella control naturally enhance growth?
What is the precise function of acidifying feed and adding probiotics? Experiments carried out in Bulgaria suggest that, in experimental situations at least, these treatments control pathogenic bacteria first, and improve production as a side-effect. Will it catch on in practice?

Feed the gut first- factors affecting intestinal protein turnover
Protein turnover in the gut, such as mucous and enzyme production/secretion, sloughing of mucosal cells and local immune proteins, is one of the complications of measuring total protein requirement. It can be extremely high, but is subject to dietary influence.

Improving fibrolytic enzymes for beef and dairy diets
Enzyme use in animal production shows tremendous promise to improve production efficiency and minimise nutrient wastage. Enzymes are already an important component in the processing of many plant and animal by products as well as common feedstuffs.

01-04-2002