الفهرس | Only 14 pages are availabe for public view |
Abstract A total 167 nasopharengyal swabs from apparent healthy animals and 83 from diseased animals . 600 pneumonic lung samples and 150 apparently normal lung samples . 50 semen samples and 23 preputial washing samples . 40 vaginal swabs , 30 cervical mucous samples and 30 retained placental samples were collected from different species (cows , bulls and calves). |