TY JOUR TI The heterogeneity of parents and the growth of intraspecific hybrids of Siberian cedar KW Siberian stone pine KW heterogeneity KW parents KW sexualization KW hybrids KW families KW pausible KW somatic heterosis. JO Forestry Engineering Journal PY 2016 IS 6 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov