That acute toxicity tests showed that the chicken group normally until 24 days old by inoculated the inactivated oil-emulsion vaccines at 1-day-old, indicated the vaccine is safe.
急性毒性试验表明所制备的灭活苗接种1日龄雏鸡24天后未发现鸡群有异常表现，所制备疫苗是安全的。
That acute toxicity tests showed that the chicken group normally until 24 days old by inoculated the inactivated oil-emulsion vaccines at 1-day-old, indicated the vaccine is safe.
急性毒性试验表明所制备的灭活苗接种1日龄雏鸡24天后未发现鸡群有异常表现，所制备疫苗是安全的。
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