Evaluation criteria for immunodeficiency severity at mixed viral-bacterial

Sisyagin P.N., Redzhepova G.R., Sisyagina E.P.

E-mail: nivinz@yandex.ru

Some evaluation criteria for immunodeficiency severity at mixed viral-bacterial respiratory infections in 30 to 45 day-old calves have been proposed and tested. These criteria can be used to predict the incidence for differentially and early correction of immune disorders.

Keywords: calves, immunodeficiency, mixed viral-bacterial respiratory infections