TY JOUR TI ABORIGINAL PHOSPHATE-MOBILIZING SOIL MICROFLORA OF THE RYAZAN REGION KW microbiological phosphate mobilization KW leached chernozem KW gray forest soil KW sod-podzolic soil KW bacilli KW enterobacteria JO Bulletin of KSAU AU Galchenko, S.V. AU Cherdakova, A.S. PY 2026 IS 0 PB Krasnoyarsk State Agrarian University