00671naa#a2200181#i#450# EN\URAL'SKIY GOSUDARSTVENNYY AGRARNYY UNIVERSITET\bibl\64778 20240521155040.2 1997-4868 20230531b2023####ek#y0engy0150####ca RU Effective technologies for the restoration of degraded pasture ecosystems and the creation of high-quality hayfields in the Don river basin Journal article Ekaterinburg Ural State Agrarian University 2023 11 с. Journal article local Vlasenko M. V. Turko S. Yu. Rybashlykova Lyudmila Petrovna usau.editorum.ru