N. M. Nimatulaev
Federal Agrarian Research Center of the Republic of Dagestan
Russian Federation

Nariman M. Nimatulaev – Acting Director

367014, Makhachkala, Nauchny gorodok microdistrict, Abdurazak Shakhbanov St., 30

V. G. Suzan
Federal State Agrarian University of the Northern Trans-Urals
Russian Federation

Vladimir G. Suzan – Doc. Sci. (Agriculture)

625041, Tyumen, Roschinskoeshosse, 18

N. V. Litvinenko
Federal State Agrarian University of the Northern Trans-Urals
Russian Federation

Natalya V. Litvinenko – Associate Professor of the Department of Land Management and Cadastre, Author for Correspondence

625041, Tyumen, Roschinskoeshosse, 18

I. V. Grekhova
Federal State Agrarian University of the Northern Trans-Urals
Russian Federation

Iraida V. Grekhova – Professor of the Department of General Chemistry named after A.I. prof. Komissarov

625041, Tyumen, Roschinskoeshosse, 18