TY JOUR TI THE INFLUENCE OF PREPARATIONS RIZOSFERE BACTERIAON PRODUCTIVITY OF SUMMER COLZA IN THE STEPPE ZONE OFALTAI REGION KW rhizosphere bacteria KW biologics KW in-oculation KW yield KW spring rape KW seeding rate KW photo-synthetic potential KW mineral fertilizers JO Bulletin of KSAU AU Kursakova, V.S. AU Afanasyeva, O.V. PY 2016 IS PB Krasnoyarsk State Agrarian University