TY JOUR TI THE TECHNOLOGY SUSTANTIATION FOR ROOT ZONE LAYER CREATION AND FORMATION OF THE KATEK COAL-MINING ENTERPRISE DUMP SURFACE FOR THE BIOLOGICAL RECULTIVATION KW recultivation KW anthropogenic disturbed land KW dump root zone layer KW mixture of fertile and potentially fertile soil layers KW recultivation direction JO Bulletin of KSAU AU Androkhanov, V.A. AU Lavrinenko, A.T. PY 2013 IS PB Krasnoyarsk State Agrarian University