TY CONF TI INFLUENCE OF SUCCAROSE CONCENTRATIONS AND PHOTOPERIOD ON MICROTUBE FORMATION OF NEW PROMISING POTATO VARIETIES IN ASEPTICA CULTURE KW potatoes KW sucrose KW photoperiod KW microtuber formation in vitro KW microtubers JO XIII All-Russian scientific-practical conference of young scientists «Achievements and prospects of development of the Russian agriculture", dedicated to the memory of R.G. Gareev AU Gizatullina, A.. AU Stashevski, Z.. PY 2023 PB TRIA FRC Kazan Scientific Center of RAS