News and analysis on the global poultry
and animal feed industries.

Animal Nutrition Views

Ioannis Mavromichalis, Ph.D., gives his views on poultry, pig and dairy nutrition based on his experience as a nutrition consultant with clients around the world.

Amino acids versus crude protein in animal feed

I recently received an email from a client in Canada. He had read some reports that stated there should be a specific ratio between lysine and protein -- something like 7.5:1, which is very close to the lysine concentration in lean tissue. His question was how to achieve this level without overdoing it with crude protein or lowering the total lysine in the diet.
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