%0 Journal Article %T STUDY OF THE INFLUENCE OF COMPLEX HUMATISED MINERAL FERTILIZERS ON GRAY SOILS FERTILITY %A Arziev, Z.A. %A Zholdoshev, B.S. %A Arziev, N.Z. %K complex humatised mineral fertilizers, field experiment, soil humus, labile phosphorus, exchange potas-sium, fertile soil qualities, gray soils %J Bulletin of KSAU %D 2018 %N %P 4 %I Krasnoyarsk State Agrarian University