00704naa#a2200181#i#4500001001500000005001700015011001400032100004100046102000700087200013500094210004900229215001000278608002700288675012200315686003700437700003300474856001500507EN\\bibl\4365820240515184358.3##a2073-0462##a20210805b2021####ek#y0engy0150####ca##aRU1#aDYNAMICS OF FERTILITY OF AGRICULTURAL CHERNOZEMS OF FOREST-STEPPE ZONE OF THE CENTRAL CHERNOZEM REGIONS OF RUSSIAeJournal article1#aKazancKazan state agrarian Universityd2021##a4 с.##aJournal article2local##aСельское хозяйство. Лесное хозяйство. Охота. Рыбное хозяйство. 63##aАгрохимия. 68.332grnti#1aSurinovgArtem Vladimirovich4#anaukaru.ru