%0 Conference Article %T ON THE QUESTION OF FORMS AND METHODS FOR DETERMINING AVAILABLE FORMS OF SILICON IN SOIL %A Ibatullin, I.. %A Salimzyanova, I.. %A Lukmanov, A.. %K silicon, soil, plant, method, spectrometry, extraction. %J 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 %D 2023 %P 4 %I TRIA FRC Kazan Scientific Center of RAS