Anwar Elsobky

Generally, tannin application has a long story at poultry, as well as at the swine fattening. I remember a feed additive polyphenols-containing product from castanian, produced by company Lek, Republic of Slovenia. From other side, it is necessary to use right doses of polyphenols; because overdosing can cause negative effect on metabolism and FCR. Polyphenols in a small quantities are scavengers ...