Russia

KhudyakovaL.P.Saratov State University, 410012, Saratov, Astrakhanskaya, 83flor1980@mail.ru

Goryunov A.A.Saratov State University, 410012, Saratov, Astrakhanskaya, 83hanin-hariton@yandex.ru

Bondur O. A. Saratov State University, 410012, Saratov, Astrakhanskaya, 83allure.88@mail.ru

Tyrnov V.S. Saratov State University, 410012, Saratov, Astrakhanskaya, 83yudakovaoi@info.sgu.ru

Lisitzkaya N. M. Saratov State University, 410012, Saratov, Astrakhanskaya, 83kochanova_is@inbox.ru

Kochanova I.S. Saratov State University, 410012, Saratov, Astrakhanskaya, 83kochanova_is@inbox.ru

Shor М. F. НИИСК «Россорго», 410050, Саратов, пос. Зональныйrossorgo@yandex.ru

Timofeeva S. N. Saratov State University, 410012, Saratov, Astrakhanskaya, 83kashinas@sgu.ru

Reshetova А. S.Saratov State University, 410012, Saratov, Astrakhanskaya, 83kashinas@sgu.ru

Kozhevnikova T.Y. Saratov State University, 410012, Saratov, Astrakhanskaya, 83kozhevnikova.tyu@yandex.ru

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