TY  JOUR
TI  SPATIAL STRUCTURE OF WEED CONTENSION OF GRAIN-GRASS-ROW CROP ROTATION IN THE NORTH-WEST OF RUSSIA
KW  crop rotation
KW  weeds
KW  species composition
KW  weed structure
KW  coefficient of variation
KW  aggregation coefficient
JO  Vestnik of Kazan State Agrarian University
AU  Shpanev, A.M.
AU  Smuk, V.V.
PY  2023
IS  18
PB  Kazan state agrarian University