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来源:雅诚德英语网
The results showed that immunosuppressive diseases are popular in the commercial chickens and are associated with the complexity of diseases and heavy losses in the industry.
调查结果证实,免疫抑制性疾病在安徽省的商业鸡群中普遍存在,并与鸡群疾病多而复杂、损失大相关。