%0 Journal Article %T THE USE OF SHUNGITE IN THE DIETS OF HIGH PRODUCTIVE CATTLE %A Bogolyubova, N.V. %A Romanov, V.N. %A Devyatkin, V.A. %A Dolgosheva, E.V. %K ruminants, dairy cattle, ruminal, productivity %J Bulletin Samara State Agricultural Academy %D 2016 %N 1 %P 3 %I Samara State Agrarian University