A. I. Ivanov
FSBSI Agrophysical Research Institute; FSBSI North-Western Center of Interdisciplinary Study of Food Supply Problems
Russian Federation

Doctor of Agricultural Sciences, professor of RAS, correspondent member of RAS, head of the department of physical and chemical melioration and experiments APhI, 195220, St. Petersburg, Grazhdansky Prosp., 14;

head of the department of organic and nature-saving agriculture of NWCPFS, 196608, St. Petersburg, Pushkin, Podbelsky Av., 5, 7, 9

Zh. A. Ivanova
FSBSI Agrophysical Research Institute
Russian Federation

Candidate of Agricultural Sciences, senior researcher of the department for agrochemical development,

195220, St. Petersburg, Grazhdansky Prosp., 14

I. V. Sokolov
FSBSI North-Western Center of Interdisciplinary Study of Food Supply Problems
Russian Federation

junior researcher of the laboratory of organic and nature-saving agriculture,

196608, St. Petersburg, Pushkin, Podbelsky Av., 5, 7, 9

I. A. Freydkin
FSBSI North-Western Center of Interdisciplinary Study of Food Supply Problems
Russian Federation

junior researcher head of the department of environmental engineering,

196608, St. Petersburg, Pushkin, Podbelsky Av., 5, 7, 9