In order to to detect Penicillium expansum rapidly in apple juice concentration,the real time PCR method was used to detect Penicillium expansum and the conditions were also optimized.

• 为了研究苹果汁生产中棒曲霉素产生菌的快速检测,利用实时PCR方法快速检测扩展青霉的可能性,对扩增条件进行优化。