TY JOUR TI ENVIRONMENTAL PROBLEMS OF SOILS POLLUTION OF KRASNOYARSK REGION TERRITORIES KW soil cover KW agroecology KW pesticides KW toxicants KW intensification KW agrocenosis JO Bulletin of KSAU AU Morozova, O.G. AU Yanova, M.A. AU Mironov, P.V. AU Veselkova, N.S. AU Savelyev, A.S. PY 2017 IS PB Krasnoyarsk State Agrarian University