00748naa#a2200217#i#450# EN\\bibl\77521 20260220173426.5 1819-4036 20130325b2013####ek#y0engy0150####ca RUS RU THE PROTEIN ENERGY RELATION OPTIMIZATION IN THE DIETS OF YENISEI TYPE RED-MARKED BREED HEIFERS IN NON-MILKING PERIOD AND FIRST CALF HEIFERS AT THE BEGINNING AND MIDDLE PHASES OF LACTATION Journal article Krasnoyarsk Krasnoyarsk State Agrarian University 2013 9 с. Journal article local . 636.2.034+636.2.084.1 RUS Golubkov A I Shadrin S V Golubkov A A Sirotinin E G sej.kgau.ru