2.3. Extraction of essential oils from coriander
The upper parts of coriander plants were sampled from a green-house that belongs to the Agriculture Faculty, Erciyes University in2013. Collected samples were dried on a laboratory bench at roomtemperature (22–24◦C) and then blended. 100 g of powdered plantmaterial were hydrodistilled within 1 l water in a Clevenger devicefor 4 h and essential oil was obtained.