Geographic variation of the content of microelements and biochemical indices in cattle blood and milk

The content of trace elements (Zn, Cu, Mn, Mo, Co, As, Se, and Pb) in blood and certain biochemical parameters of the biological media of cattle from various regions of Russia are given. Geographic and geochemical differentiation of microelements in blood is investigated. An increased content of Zn and Mo is found in the blood of cows from polymetallic and… CONTINUE READING