00672naa#a2200181#i#4500001001500000005001700015011001400032100004100046101000800087102000700095200012500102210004900227215001000276608002700286675012700313700003500440856001500475EN\\bibl\1696120240430150404.2##a2073-0462##a20170714b2017####ek#y0engy0150####ca0#aRUS##aRU1#aECONOMIC EFFICIENCY OF INTRODUCTION OF “PROVETEX K” INNOVATIVE CONCENTRATE IN RATES OF LACTING COWSeJournal article1#aKazancKazan state agrarian Universityd2017##a3 с.##aJournal article2local##aСельское хозяйство. Лесное хозяйство. Охота. Рыбное хозяйство. 63zRUS#1aGalimullingIl'dar Shamilevich4#anaukaru.ru