For citations:

Radzhabov A.K., Nikitenko A.A., Lapushkin V.M., Strelets V.D. Changes in the fertility elements of various substrates depending on their composition when growing apple seedlings under the root-balled system. IZVESTIYA OF TIMIRYAZEV AGRICULTURAL ACADEMY. 2020;(4):18-31. (In Russ.) https://doi.org/10.26897/0021-342X-2020-4-18-31