%0 Journal Article %T THE SOWING PERIOD INFLUENCE ON THE SEED QUALITY IN THE KRASNOYARSK FOREST-STEPPE CONDITIONS %A Butkovskaya, L.K. %A Ageeva, G.M. %K sowing periods, sorts, plant chemical protection agents, fertilizers, weight of 1000 grains, ripeness groups, germination %J Bulletin of KSAU %D 2014 %N %P 3 %I Krasnoyarsk State Agrarian University