ФИО:
Novokshanova Alla L’vovna
About author:
Federal Sate Budgetary Educational Institution of Higher Education the Vereshchagin State Dairy Farming Academy of Vologda
e-mail:
alla.novok@yandex.ru
Federal Sate Budgetary Educational Institution of Higher Education the Vereshchagin State Dairy Farming Academy of Vologda