[Objective] To investigate the effects of different nutritional levels on production performance,apparent digestibility of nutrients and carcass quality,and det
Immunoglobulin of yolk( IgY) is the major antibody in birds,reptiles and amphibian,which is generally extracted from yolk of immunized hen,with a biological rol
[Objective] In order to make out differences between drug resistance spectrum types of different animal sources of Salmonella.[Methods] Selenite cystine broth,S