Aditivo da forragem ou da água de beber para aperfeiçoar a resistência ao stress e a imunidade de animais úteis

摘要

The invention concerns a fodder and drinking water additive for improving the resistance to stress and immunity of useful animals. The additive comprises lysozyme and/or the pharmaceutically harmless salts thereof as the principal component and a peroxidase-containing substance, in particular horseradish-peroxidase.