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中国国家农业投资公司,从意大利进口一批菜豆种子,由天津动植物检疫所和农业部植物检疫实验所进行种了检验,采用分离培养技术等,证实是菜豆晕疫病菌 Pseudomonas
China National Agricultural Investment Corporation, which imported a batch of bean seeds from Italy, was tested by the Tianjin Animal and Plant Quarantine Office and the Plant Quarantine Laboratory of the Ministry of Agriculture. Isolation and cultivation techniques were used to confirm that it was Pseudomonas