PRODUCTIVITY AND DEVELOPMENT OF SECONDARY PHYTOCENOSES FOR HAY FIELDS OF THE CENTRAL ECONOMIC REGION IN THE NON-CHERNOZEM ZONE OF THE RUSSIAN FEDERATION ArticleBurlutskiy V., Mazurov V., Borodina E., Kosolapov V., Peliy A., Voronov S., Davydova N., Kazachenko A., Shatokhin A.Research on Crops. Том 22. 2021. С. 727-736
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