The results of this study are summarized as follows: immune injecting man-made salmonella propolis inactivated vaccine and avian typhoid 9R live vaccine can protect flocks from infecting salmonella and immuning commercial chichling with man-made salmonell
The results of this study are summarized as follows: immune injecting man-made salmonella propolis inactivated vaccine and avian typhoid 9R live vaccine can protect flocks from infecting salmonella and immuning commercial chichling with man-made salmonell
研究表明：用禽伤寒9R株活疫苗配合自制沙门氏菌蜂胶灭活苗免疫注射父母代种鸡，可有效防治种鸡群再次感染沙门氏菌病；发病后的商品代雏鸡用药物治疗的同时用自制沙门氏菌灭活苗免疫，可有效降低死亡率。