LDR 00671naa#a2200157#i#450# 001 EN\FNC «VIK IM. V. R. VIL'YAMSA»\bibl\6788 005 20250316003631.7 100 ## _a20211224b2021####ek#y0engy0150####ca 102 ## _aRU 200 1# _aEFFICIENCY OF ANTHROPOGENIC ENERGY COSTS IN THE CREATION AND LONG-TERM USE OF DIFFERENT-RIPENING CEREAL HAYFIELDS _eConference article/thesis 210 1# _aLobnya _cFederal Williams Research Center of Forage Production and Agroecology _d2021 215 ## _a5 с. 608 ## _aConference article/thesis _2local 675 ## _aПолеводство. Полевые культуры. 633 _z 700 #1 _aZhezmer _gNatalya Vasilievna 856 4# _aadaptagro.editorum.ru _u