TY JOUR TI THE ROLE OF MATRICAL HETEROGENEITY IN THE MORPHOMETRIC PARAMETER FORMATION OF SPRING WHEAT SEEDLING SEEDS KW spring wheat KW seeds KW quality KW seedling parameters KW embryonic roots JO Bulletin of KSAU AU Keler, V.V. AU Kozinets, L.O. PY 2013 IS PB Krasnoyarsk State Agrarian University