S.V. Notova1, O.V. Marshinskaia2, T.V. Kazakova3, N.N. Tupikova4

1–3 Institute of Bioelementology, Orenburg State University (Orenburg, Russia)

2,3 Federal Research Centre of Biological Systems and Agrotechnologies of the RAS (Orenburg, Russia)

4 Orenburg Institute of Samara State University of Railway Transport (Orenburg, Russia)