00601naa#a2200181#i#450# EN\\bibl\4070 20241201004854.7 2073-0462 20141214b2014####ek#y0engy0150####ca RUS RU The size of under-ear interstice and productivity of spring soft wheat varieties of different ecological groups in the forest-steppe of Orenburg region Journal article Kazan Kazan state agrarian University 2014 3 с. Journal article local Mukhitov Lenar Samuilov Feofan zh-szf.ru