00550naa#a2200181#i#4500001001500000005001700015011001400032100004100046101000800087102000700095200011200102210004900214215001000263608002700273700002400300700002900324856001500353EN\\bibl\1163920240730050546.2##a2073-0462##a20160325b2016####ek#y0engy0150####ca0#aRUS##aRU1#aDENSITY COMPOSITION OF TOPSOIL, DEPENDING ON VARIETY AND METHODS OF BASIC SOIL CULTIVATIONeJournal article1#aKazancKazan state agrarian Universityd2016##a3 с.##aJournal article2local#1aShashkarovgLeonid #1aOvchinnikovgAleksandr  4#anaukaru.ru