Influence of Brassinosteroids on the Ion-Exchange Properties of the Cell Walls of Roots and Shoots of Barley Against the Background of the Action of Heavy Metals. - Meichik, N. R.; Nikolaeva, Yu. I.; Efimova, M. V.; Danilova, E. D.; Nikushin, O. V.; Kushunina, M. A. (Russian Journal of Plant Physiology, 2023)