TY JOUR TI INTRODUCED GRAPEVINE VARIETIES YIELD AND QUALITY IN THE LOWER DON REGION CONDITIONS KW ampelographic collection KW grapevine KW varietal study KW introduced varieties. JO Bulletin of KSAU AU Ganich, V.A. AU Naumova, L.G. PY 2021 IS 0 PB Krasnoyarsk State Agrarian University