TY JOUR TI Formation of the yield of multi-row spring barley depending on the application of a moisture sorbent and mineral fertilizers in the conditions of the Republic of Tatarstan KW multi-row spring barley KW calculated doses of mineral fertilizers KW hydrogel KW yield JO Agrobiotechnologies and digital farming AU Amirov, M.F. AU Suleymanov, R.R. PY 2025 IS 4 PB Kazan state agrarian University