00634naa#a2200193#i#450# EN\\bibl\10581 20240505190353.7 2073-0462 20151225b2015####ek#y0engy0150####ca RUS RU THE IMPACT OF LUCERNE’S NEW BREEDS ON THE STRUCTURE OF ARABLE LAYER OF HEAVY-GREY FOREST SOILS DEPENDING ON MINERAL NUTRITION LEVEL Journal article Kazan Kazan state agrarian University 2015 4 с. Journal article local Sharipova Gulsiya Tagirov Marsel Sharipzyanovich Shaytanov Oleg naukaru.ru