News and analysis for the global poultry industry.

Vincent Guyonnet

Vincent Guyonnet, DVM, Ph.D., is a consultant to the poultry sector with a focus on international development.

ARTICLES

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Do you prefer brown eggs or white eggs?

Consumer preference for brown or white egg varies from country to country, but even within countries, regional preferences have emerged.

There is no difference in the nutritional value of brown and white eggs, so why do consumers prefer one over the other? 


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For egg producers, it pays to understand manure

Without proper knowledge of manure, feed utilization will not be properly understood, emissions may increase and the full value of manure may be lost.

Without proper knowledge of manure, feed utilization will not be properly understood, emissions may increase, and the full value of manure may be lost.


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Time to think about a net zero energy layer barn

Net zero energy barns can help egg producers to overcome pressures to cut emissions.
Egg producers face the twin pressures of adopting less environmentally friendly practices and cutting emissions. Net zero energy layer housing may go some way to resolving this problem. 
 
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