toto diras

Martin Smith Thanks for your comments. This is a great input and let me explain more. In practical diets for broiler breeders the methionine (M) and cysteine (C) are limited and most diets cover the minimum requirements. And flocks fed with levels of M+C that match the requirements shows egg oversize. Why? In practical diets of broiler breeders the digestible lysine is above the requirements, mean ...