00593naa#a2200205#i#450# EN\\bibl\10578 20251218092626.4 2073-0462 20151225b2015####ek#y0engy0150####ca RUS RU BIOLOGICAL SAFETY OF CROP PRODUCTION OF AGRICULTURAL REGIONS OF RUSSIA Journal article Kazan Kazan state agrarian University 2015 2 с. Journal article local Bakhchevnikov Oleg Braginets Sergey Pakhomov Viktor Svistunov Artem zh-szf.ru