Penicillium expansum is one of major pathogens of pome fruits.This pathogen not only induces blue mold rot that causes considerable economical losses and shortens the shelf-life of harvested fruits, but also produces patulin in infected fruits a secondary metabolite that is toxic to humans and animals (Sanzani et al.,2012). Low-temperature preservation has limited effects because P.expansum is a psychrophilic mold that grows well at 0◦C (Moraleset al., 2010). The efficiency of cold storage in controlling patulin accumulation is also controversial (Morales et al., 2008). So far synthetic fungicides are the primary means to control this fungal disease, but increasing resistance of fungal pathogens to fungicidesand the growing public concern over the human health and environment impact have enhanced developing alternative methods tocontrol postharvest blue mold rot.