%0 Journal Article %T PRODUCTIVITY OF AGRICULTURAL CROPS USING BIOLOGICAL PRODUCTS BASED ON RHISOSPHERIC BACTERIA (PGPR) %A Karimova , L.. %A Nizhegorodtseva , L.. %A Kolesar, V.. %A Klimova, L.R. %A Kadyrova, F.Z. %A Safin, R.I. %K biological products, rhizospheric bacteria, seed treatment, spring barley, peas, buckwheat %J Vestnik of Kazan State Agrarian University %D 2020 %N 14 %P 5 %I Kazan state agrarian University