00645naa#a2200205#i#4500001001500000003001700015005001700032011001400049100004100063101000800104102000700112200012300119210004900242215001000291608002700301700002600328700002400354700002200378856003900400EN\\bibl\10564/en/manage/index20250518184542.7##a2073-0462##a20151225b2015####ek#y0engy0150####ca0#aRUS##aRU1#a OPTIMIZATION OF SOWN AREA STRUCTURE OF CROPS BY ECONOMIC AND MATHEMATICAL MODELING: PRACTICAL ASPECTeJournal article1#aKazancKazan state agrarian Universityd2015##a3 с.##aJournal article2local#1aNuretdinovagYuliya  #1aNuretdinovgIldar  #1aKhasyanovgOleg  4#atest.editorum.ruu/en/manage/index