3.1. EO composition
The chromatogram of C. citratus EO, obtained by gas chromatog- raphy coupled with mass spectrometry as previously described (Bidinotto et al., 2010), indicated the monoterpene citral, a mixture of the stereoisomers geranial (51.46%) and neral (19.83%), as well as beta-myrcene (16.5%) and geraniol (1.28%) as its main compounds.