00610naa#a2200193#i#450# EN\\bibl\639 20250114062549.2 2073-0462 20131024b2013####ek#y0engy0150####ca RUS RU The basic technological components of growing and harvesting of grain of spring wheat in Kama zone of the Republic of Tatarstan Journal article Kazan Kazan state agrarian University 2013 3 с. Journal article local Serzhanov Igor Shaykhutdinov Farit Mayorov Ivan zh-szf.ru