00663naa#a2200229#i#450# EN\\bibl\8240 20240514101646.2 2073-0462 20150915b2015####ek#y0engy0150####ca RUS RU Method activation end date in the past. direction:re Journal article Kazan Kazan state agrarian University 2015 3 с. Journal article local Garaev Razil Il'surovich Zubarev Sergey Ganiev Azat Serzhanov Igor Shaykhutdinov Farit Shaykhraziev Shamil Shayhenurovich naukaru.ru