TY  JOUR
TI  Indicators of soil fertility and crop productivity under different methods of primary tillage
KW  main soil treatment
KW  plowing
KW  boardless soil treatment
KW  crop yield
JO  Actual directions of scientific researches of the XXI century: theory and practice
AU  Trofimova, T..
AU  Korzhov   , S..
PY  2014
IS  2
PB  FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov