%0 Journal Article %T NITROGEN CONTENT IN SOIL AND NITRATE REDUCTASE ACTIVITY IN WINTER WHEAT LEAVES WITH THE USE OF NITROGEN FERTILIZERS %A Bakaeva, N.P. %K wheat, fertilizers, soil, leaf, activity, nitrogen, nitrate reductase %J Bulletin Samara State Agricultural Academy %D 2020 %N 5 %P 6 %I Samara State Agrarian University