TY JOUR TI CALCIUM ANDINORGANIC PHOSPHORUS CONTENT INBLOOD SERUMOF GERMAN SHEPHERDBREED DOGS WHILEUSING P-AMINO-BENZOIC ACIDIN THE AUTUMN ANDWINTER PERIOD KW vitamin paraaminobenzoic (p-amino-benzoic) acid KW calcium KW inorganic phosphorus KW enzymatic processes KW phosphorus proteides JO Bulletin of KSAU AU Smolin, S.G. AU Donskaya, S.N. PY 2012 IS PB Krasnoyarsk State Agrarian University