00627naa#a2200205#i#450# EN\\bibl\79708 20250111081359.6 1819-4036 20170625b2017####ek#y0engy0150####ca RUS RU THE INFLUENCE SILPHIUM PERFOLIATUM AS PREDECESSOR ON PRODUCTIVITY OF GRAIN-CROPS Journal article Krasnoyarsk Krasnoyarsk State Agrarian University 2017 6 с. Journal article local . 633.39:633.1 RUS Chupina M P Stepanov A F Khristich Vyacheslav Viktorovich kgau.editorum.ru