%0 Journal Article %T The impact of technological methods of sunflower cultivation on the yield and the ecology of agrocenoses %A Krekoten, M.. %K technological methods, the influence of pollutants, toxicants, the ecological balance of agrocenoses %J Actual directions of scientific researches of the XXI century: theory and practice %D 2014 %N 2 %P 3 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov