00549naa#a2200181#i#4500001001600000005001700016011001400033100004100047102000700088200013900095210003700234215001000271608002700281700001500308700001600323700001600339856001200355EN\\bibl\10168920250827234916.3##a2588-0209##a20180625b2018####ek#y0engy0150####ca##aRU1#aASSESSMENT OF OPTIMUM SOIL FEATURES AND PLANT FOOD COMPOUND DEFICIENCY USING THE METHODS BASED ON FEEDBACK PRINCIPLESeJournal article1#aMoscowcElectronic scienced2018##a0 с.##aJournal article2local#1aSavichgV #1aBorisovgB #1aGukalovgV 4#amshj.ru