Zhuykov
Denis Valeryevich,
Postgraduate student of the Department of Geography, Geoecology and Life Safety, Belgorod State National Research University; Head of the laboratory for designing agricultural landscapes, Center of agrochemical service " Belgorodskiy",
e-mail: den17den@mail.ru

Monitoring the content of manganese, zinc, and cobalt in Haplic Chernozem
Zhuykov D.V.
         2021,    N 4