TY JOUR TI AGROBIOLOGICAL EVALUATION OF A GROUP OF TECHNICAL GRAPE VARIETIES IN BLACK SEA AGROECOLOGICAL ZONE OF KRASNODAR KRAI KW grapes (Vitis L.) KW technical varieties KW phenology KW agrobiology KW yield KW harvest conditions JO Vestnik of Kazan State Agrarian University AU Lukyanova, A.A. AU Skosyrskaya, D.Y. PY 2025 IS 20 PB Kazan state agrarian University