Commercial and wild SicilianOriganum vulgareessential oils: chemical composition, antimicrobial activity and repellent effects

The composition of two different Origanum vulgare essential oils (EOs) was analysed by gas chromatography-flame ionization detection (GC-FID) and gas chromatography-mass spectrometry (GC-MS); their repellent and antimicrobial effects were evaluated against adults and late-instar larvae of Tribolium confusum and adults of Sitophilus oryzae (Insecta: Coleoptera), Gram-negative and -positive bacteria Pseudomonas fluorescens, Escherichia coli,...