%0 Journal Article %T PRECURSORS AND NUTRITIENT STATUS EFFECT ON THE YIELD OF HARD SPRING WHEAT IN THE URAL ORENBURG ARID STEPPE %A Maksyutov, N.A. %A Zorov, A.A. %A Skorokhodov, V.Y. %A Mitrofanov, D.V. %K wheat, precursor, rotation, crop rotation, background, yield %J Bulletin Samara State Agricultural Academy %D 2020 %N 5 %P 6 %I Samara State Agricultural Academy