TY JOUR TI DECORATIVE EFFECT OF THE GENUS SPIRAEA L. SPECIES DURING INTRODUCTION IN THE SOUTH OF THE PRIMORSKY REGION KW landscape design KW introduction KW assessment of decorativeness KW Spiraea species KW Primorsky Region JO Bulletin of KSAU AU Malysheva, S.K. PY 2023 IS 0 PB Krasnoyarsk State Agrarian University