The composition of spine essential oil of Aleppo pine tree from Ghazaouet (Tlemcen) extracted by hydro-distillation (yield: 0.3%) was investigated by GC_MS. Twenty-two compounds, representing 93.38% of the essential oil were identified. The main constituents are caryophyllene oxide (52%), thumbergol (9%), and humulene oxide (7.2%). The antifungal activity of this essential oil against Aspergillus flavus, Aspergillus niger, Fusarium oxysporum, Rhizopus stolonifer was evaluated by the disc diffusion method.
Key words: Aleppo pine (Pinus halepensis), Algéria, GC_MS, antifungal activity.
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