00558naa#a2200181#i#4500001001500000005001700015011001400032100004100046101000800087102000700095200011600102210006100218215001000279608002700289675002100316700001800337856002100355EN\\bibl\8003420251223060439.2##a1819-4036##a20180625b2018####ek#y0engy0150####ca0#aRUS##aRU1#aTHE ASSESSMENT OF GREY SOILS FERTILITY TRANSFORMATION ACCORDING TO THE DEGREE OF HUMUS CONTENTeJournal article1#aKrasnoyarskcKrasnoyarsk State Agrarian Universityd2018##a6 с.##aJournal article2local##a. 631.679.4zRUS#1aSorokinagO A4#akgau.editorum.ru