00821naa#a2200205#i#4500001006100000003001700061005001700078011001400095100004100109102000700150200011000157210005500267215001000322608002700332675012200359700003100481700002900512700003600541856003800577EN\URAL'SKIY GOSUDARSTVENNYY AGRARNYY UNIVERSITET\bibl\30244/en/manage/index20250830174147.6##a1997-4868##a20190525b2019####ek#y0engy0150####ca##aRU1#aPRODUCTIVE LONGEVITY OF COWS OF BLACK-AND-PESTROUS BREEDS AND CAUSES OF THEIR EXTRACTIONeJournal article1#aEkaterinburgcUral State Agrarian Universityd2019##a7 с.##aJournal article2local##aСельское хозяйство. Лесное хозяйство. Охота. Рыбное хозяйство. 63#1aSkvorcovagElena Gamerovna#1aNeverovagOl'ga Petrovna#1aChepushtanovagOl'ga Viktorovna4#afht.editorum.ruu/en/manage/index