00701naa#a2200181#i#450# EN\\bibl\11090 20250429234208.2 20231220b2023####ek#y0engy0150####ca RU ON THE QUESTION OF FORMS AND METHODS FOR DETERMINING AVAILABLE FORMS OF SILICON IN SOIL Conference article/thesis Kazan TRIA FRC Kazan Scientific Center of RAS 2023 4 с. Conference article/thesis local Сельское хозяйство. Лесное хозяйство. Охота. Рыбное хозяйство. 63 Ibatullin Il'dar Salimzyanova Il'mira Lukmanov Anas tatniva.editorum.ru