%0 Journal Article %T COMMUNICATION SYSTEMS OF TOPOLS IN COMMUNICATION WITH SYSTEMS OF THEIR REPRODUCTION %A Sivolapov, A.I. %A Sivolapov, V.A. %K systems of selection and reproduction of poplar, a model object of genetic selection research %J Actual directions of scientific researches of the XXI century: theory and practice %D 2020 %N 8 %P 5 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov