%0 Journal Article %T ECOLOGICAL MONITORING OF ENVIRONMENTAL POLLUTION BY FORMALDEHYDE AND BENZ(A)PYRENE %A Demidenko, G.A. %A Zhirnova, D.F. %K ecological monitoring, environment, food security, pollution, formaldehyde, benz(a)pyrene %J Bulletin of KSAU %D 2013 %N %P 4 %I Krasnoyarsk State Agrarian University