ФИО:
Mikhaylovskaya Anna Leonidovna
About author:
Federal State Budgetary Educational Institution of Higher Education the Vereshchagin State Dairy Farming Academy of Vologda
e-mail:
anna.mihaylovskaya.71@mail.ru
Federal State Budgetary Educational Institution of Higher Education the Vereshchagin State Dairy Farming Academy of Vologda