Zeolite-containing raw material for receiving ecologically- safe milk at the conditions of oil-gas technogenesis

In the region of oil-gas technogenesis adding into lactating cows rations of natural zeolite - containing raw material from Shatransky deposit of the republic of Tatarstan in the dose of 2,5% of ration dry matter or 300 gr per head a day decreases Cadmium concentrations for 2,3 times; Plumbum - 1,7; Zink - 1,4; Copper - 1,9 times, that contributes to receiving ecologically- safe milk products.