为了解关中地区鸡白痢沙门氏菌的感染现状，在陕西关中地区选择不同鸡场，随机抽样采血分离血清，用鸡白痢血清平板凝集（PAT）试验进行检测。
In order to investigate current situation of S. pullorum infection in the Guanzhong area, the chickens selected randomly were exsanguinated. Their sera were separated and tested by method of PAT.
为了解关中地区鸡白痢沙门氏菌的感染现状，在陕西关中地区选择不同鸡场，随机抽样采血分离血清，用鸡白痢血清平板凝集（PAT）试验进行检测。
In order to investigate current situation of S. pullorum infection in the Guanzhong area, the chickens selected randomly were exsanguinated. Their sera were separated and tested by method of PAT.
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