در شرايط كشت شده و طبيعت NEPETA POGOHOSPERMA بررسي تركيبهاي موجود در اسانس

Investigation of essential oil composition of Nepeta pogonosperma on wild catnip and cultivation

Nepeta pogonosperma is which are growing wild in north of Iran (Qazvin province and Ramsar in Mazandaran). In this study sample collected from Khashchal in Alamut in July 1999 an altitute of 3000 m and cultivated in the Research station of Medicinal plant an altitute of 1450 m. The essentail oil obtained by hydrodistillation method. The percentage of oil on wild catnip 1.7% on cultivation irrigation condition (first harvest) 1.59%, second harvest 1.8% and non -irrigation condition 1.32 calculated on the dry weight, essential oil composition analized by Gc and Gc/Ms. The majore constituents were 1.8 cineol, Nepeta Lactone, and B-Pinene that in wild catnip 26.4%, 57.6, and 4.93%, 47.82%, 27.27% and 4.93% (First harvest), 52%, 16.7% and 6.7% (second harvest) Irrigation condition and 43.5%, 34.96% and 3.59% in non condition in respectively.