00704naa#a2200157#i#450# EN\FNC «VIK IM. V. R. VIL'YAMSA»\bibl\7959 20250103044401.5 20221223b2022####ek#y0engy0150####ca RU Techniques for improving old-age hayfields of the forest-steppe of near the Ob river Conference article/thesis Lobnya Federal Williams Research Center of Forage Production and Agroecology 2022 5 с. Conference article/thesis local Сельское хозяйство. Лесное хозяйство. Охота. Рыбное хозяйство. 63 Tyuryukov Aleksandr Georgievich adaptagro.editorum.ru