TY JOUR TI THE MORPHOLOGICAL PECULIARITIES AND ONTOGENESIS OF PYROLA RENIFOLIA MAXIM KW Pyrola renifolia KW ontogenesis stages KW life forms KW mico- heterotrophs KW nutrition change JO Bulletin of KSAU AU Tonkova, N.A. PY 2012 IS PB Krasnoyarsk State Agrarian University