Amino Acid

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Adisseo expanding liquid methionine production

By Jane Byrne

The growth rate in demand for liquid methionine is expected to be higher than powder methionine due to industrialization of the feed industry in China and in India as well as in other developing countries, says Adisseo.

Industry finally gets revised feed value tables

Dispatches from Ajinomoto/EAAP amino acid academy, Paris

Industry finally gets revised feed value tables

By Jane Byrne

The updated INRA-CIRAD-AFZ feed value tables take account of new ruminant feeding system, novel ingredients such as insects as well as environmental impact data, says one of the developers.

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Do young pigs need more help digesting soy-based feeds?

By Aerin Einstein-Curtis

Supplemental enzymes and multicarbohydrase may improve weaned pigs digestion of crude protein from soy-based feed ingredients, however current digestibility values may be miscalculated, say researchers.

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Special Edition: Protein Alternatives

How low can you go? Amino acid balance key to low protein poultry diets

By Jane Byrne

In the second of our two articles on his work into protein alternatives, Marinus van Krimpen, animal nutrition researcher, Wageningen Livestock Research, tells us about insights gleaned in a study evaluating the potential of free amino acids as partial...

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Special Edition: Alternative Proteins

Yeast, algae and insects galore: protein innovations for 2017

By Aerin Einstein-Curtis

This month, as we look at projects aimed at developing novel sources of proteins for animal feed, we also dip into the archive to give you a flavour of some of our previous coverage on this topic. 

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Special Edition: Protein Alternatives

Seaweed may offer promise as novel protein source

By Jane Byrne

Dutch researchers are weighing up the benefits of seaweed, grass, and microalgae as novel protein sources as well as analyzing the impact of increasing the content of synthetic amino acids in poultry feed as a way of reducing dependence on meal from imported...

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Special Edition: Protein Alternatives

US researchers turn to insect use for shrimp

By Aerin Einstein-Curtis

Black solider fly larva meal may support growth and production of farmed shrimp, if used as a partial fishmeal replacement, says researcher.  

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E. coli derived additive gets EU approval

By Jane Byrne

The EU Commission (EC) has approved the use of the additive L-threonine produced by fermentation with E. coli for production of feed for all animal species.