Seasonal Dynamics of the Content of Microelements in the Blood Serum of Highly Productive Cows of Black-Motley Breed

Karpenko L.U., Enukashvily A.I., Bakht A.A.

Federal state educational institution of higher professional education Saint Petersburg state Academy of veterinary medicine, Saint Petersburg, Russian Federation

Abstract. Тhe aim of the research was to study the changes in the content of microelements in the blood serum of cattle in different seasons of the year. In the article, bringing data on the seasonal dynamics of the content of blood serum highly productive cows zinc, copper, iron, magnesium and iodine.
Keywords: trace elements, cattle, season

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Authors:
Karpenko Larisa U., l.u.karpenko@mail.ru
Federal state educational institution of higher professional education Saint Petersburg state Academy of veterinary medicine
Doctor of biological Sciences, Professor, Pro-rector
Russian Federation, 196084, Saint-Petersburg, Chernihivskaia st., d.5

Enukashvili Abram I.
Candidate of biological Sciences, assistant Professor

Bakhta Alesia A., ab-2003@yandex.ru
PhD, assistant