00550naa#a2200157#i#450# EN\URAL'SKIY GOSUDARSTVENNYY AGRARNYY UNIVERSITET\bibl\47750 20240517085328.5 1997-4868 20211216b2021####ek#y0engy0150####ca RU Agrarian structure of the Rostov region: level of development and governance mechanisms Journal article Ekaterinburg Ural State Agrarian University 2021 10 с. Journal article local Isaeva Ol'ga Viktorovna usau.editorum.ru