E. K. Ovchinnikova
Center for Scientific Research and Development LLC; Yaroslav-the-Wise Novgorod State University
Russian Federation

Ekaterina Konstantinovna Ovchinnikova, Junior Researcher,Center for Scientific Research and Development LLC; Рostgraduate Student, Yaroslav-the-Wise Novgorod State University 

18 Rabochaya Str., Veliky Novgorod, 173008;
41 Bolshaya St. Petersburg Str., Veliky Novgorod, 173003

N. N. Sudakov
Center for Scientific Research and Development LLC
Russian Federation

Nikolai Nikolaevich Sudakov, Candidate of Agricultural Sciences, Senior Researcher 

18 Rabochaya Str., Veliky Novgorod, 173008

N. N. Maksimyuk
Center for Scientific Research and Development LLC; Yaroslav-the-Wise Novgorod State University
Russian Federation

Nikolai Nestorovich Maksimyuk, Doctor of Agricultural Sciences, Candidate of Biological Sciences, Professor, Leading Researcher, Center for Scientific Research and Development LLC; Doctor of Agricultural Sciences, Candidate of Biological Sciences, Professor, Yaroslav-the-Wise Novgorod State University

18 Rabochaya Str., Veliky Novgorod, 173008;
41 Bolshaya St. Petersburg Str., Veliky Novgorod, 173003

M. V. Morozov
Pestovskaya Regional Veterinary Station
Russian Federation

Mikhail Viktorovich Morozov, Head of the Department of Medical, Preventive and Sanitary Works

47 Proletarskaya Str., Pestovo, Novgorod region, 174510