Field studies were carried out in 2017-2021. horticultural farms of Central Russia. We analyzed 11 varieties apple trees four seasons (winter, spring, summer, autumn) for the content polyphenols rootstocks - dwarf 62-396, semi-dwarf 54-118 and PB-9, grown on 7 types soil: floodplain granular, layered , podzolized chernozem, leached meadow-chernozem, gray forest sod-podzolic soil. It was found t...