TY JOUR TI DIGESTIVE PARAMETERS OF PUREBREED SHEEP AND THEIR HYBRIDS WITH ARGALI KW ruminants KW hybrids KW scar KW digestion KW enzyme KW processes JO Bulletin Samara State Agricultural Academy AU Bogolyubova, N.V. AU Romanov, V.N. AU Devyatkin, V.A. AU Dolgosheva, E.V. PY 2016 IS 1 PB Samara State Agrarian University