TY JOUR TI SOIL AND ECOLOGICAL APPROACH IN THE PROCESS OF ESTIMATING THE POSSIBILITY TO USE DEPOSITS IN VARIOUS SUCCESSION STAGES KW deposit KW phytocenosis KW postagrogenic gray soils KW regeneration KW humus condition KW total nitrogen KW the ratio of carbon to nitrogen JO Bulletin of KSAU AU Sorokina, O.A. AU Rybakova, A.N. PY 2012 IS 0 PB Krasnoyarsk State Agrarian University