ФИО:
Korshunova Olga Vladimirovna
About author:
Federal State Budgetary Educational Institution of Higher Education the Vereshchagin State Dairy Farming Academy of Vologda
e-mail:
olya-korshun-1985@mail.ru
Federal State Budgetary Educational Institution of Higher Education the Vereshchagin State Dairy Farming Academy of Vologda