TY JOUR TI UNDERGROWTH CONDITION ASSESSMENT OF PINUS SIBIRICA DU TOUR AND ABIES SIBIRICA LEDEB. IN THE MIXED SECOND GROWTH FORESTS OF THE WESTERN SAYAN DARK BELT KW Siberian cedar pine KW cedar renewal KW silver fir renewal KW dark belt KW undergrowth condition KW fungi diseases JO Bulletin of KSAU AU Stashkevich, N.Y. AU Danilina, D.M. AU Senashova, V.A. PY 2013 IS PB Krasnoyarsk State Agrarian University