Cobalt is a essential microelement for the metabolismo of ruminants. Its deficiency leads to decreased levels of vitamin B12 and, consequently, non propionic acid metabolism. Thus, there will be no gliconeogenes and animals ...

The carbohydrates provide 50 to 80% of the dry matter of grain and roughage and can be divided into structural (cellulose, hemicellulose) and non-structural (starch, pectin and sugars). The non-structural carbohydrates are ...