%0 Journal Article %T ELEMENT BIOGEOCHEMISTRY IN THE SOIL-PLANT-ANIMAL SYSTEM OF THE TYUMEN REGION SOUTH CONDITIONS %A Gaevaya, Y.V. %A Zakharova, Y.V. %A Skipin, L.N. %K heavy metals, agricultural crops, cattle milk %J Bulletin of KSAU %D 2013 %N %P 4 %I Krasnoyarsk State Agrarian University