TY JOUR TI Features of management of advertising activities of an agricultural holding KW outdoor advertising KW advertising efficiency KW customer attraction KW online advertising KW return on investment KW social networks KW magazines JO Agrarian Bulletin of the AU Lysenko, Y.V. AU Buhtiyarova, T.I. AU Butko, G.P. AU Belokonov, Y.V. PY 2021 IS 0 PB Ural State Agrarian University