00643naa#a2200193#i#450# EN\\bibl\634 20241130042958.6 2073-0462 20131024b2013####ek#y0engy0150####ca RUS RU Formation of the harvest and sowing qualities of spring wheat seeds, depending on different seed size and uniformity in the forest-of Kama of Volga steppe zone Journal article Kazan Kazan state agrarian University 2013 3 с. Journal article local Safin Ayrat Serzhanov Igor Shaykhutdinov Farit naukaru.ru