TY JOUR TI BIOLOGICAL FEATURES AND DECORATIVE EVALUATION OF DIFFERENT VARIETIES AND FORMS OF BEARDED IRIS IN THE CONDITIONS OF THE OMSK IRTYSH REGION KW bearded iris KW variety KW shape KW phenology KW winter hardiness KW morphology KW decorative effect JO Vestnik of Omsk SAU AU BONDARENKO, N.A. PY 2023 IS 49 PB FSBEI HE Omsk SAU