TY JOUR TI IN VITRO STUDY OF THE HYPERICUM MACULATUM MORPHOGENETIC POTENTIAL KW Hypericum maculatum KW micropropagation KW explant KW microshoot KW morphogenesis KW phytohormones KW nutrient medium JO Bulletin of KSAU AU Mikhovich, Z.E. AU Skrockaya, O.V. AU Echishvili, E.E. AU Portnyagina, N.V. PY 2022 IS 0 PB Krasnoyarsk State Agrarian University