TY JOUR TI THE STUDY OF ARBOREAL PLANT ROOT SYSTEMS BY CUTTING METHOD (ON THE EXAMPLE THE TILLET (TILIA CORDATA) ROOT SYSTEMS) KW root systems KW method of cutting KW skeletal roots KW semi-skeletal roots KW absorbing roots KW root system fractional composition JO Bulletin of KSAU AU Seydafarov, R.A. PY 2013 IS PB Krasnoyarsk State Agrarian University