鸡球虫混合苗免疫程序优化及在集约化鸡场的应用
樊生超 姚惠娟 缪德年
鸡球虫混合苗免疫程序优化及在集约化鸡场的应用
The Planned Immunization Programs, Inoculation and Application of Mixed Attenuated Coccidiosis Vaccine to Intensive Chicken Farms
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