TY JOUR TI THE SPECIES VITALITY, SEED PRODUCTIVITY AND THE CENOPOPULATION DYNAMICS OF HYPERICUM PERFORATUM L KW Hypericum perforatum KW species KW cenopopulation KW dynamics KW vitality KW seedgermination KW seed productivity JO Bulletin of KSAU AU Leonova, T.V. AU Klimova, T.S. PY 2014 IS PB Krasnoyarsk State Agrarian University