Browsing by Author "G.Yohannes Paulos"

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    Analyses of the Essential Oils of Artemisl Rehan and Cymbopogon Citratus
    (Addis Ababa Universty, 1980-06) G.Yohannes Paulos; Abegaz Berhanu (PhD)
    Artemisia rehan Chiov and Cyifopogon citratus (DC) Stapf are widely grown in thelighlands of Ethiopia. These plants occupy a significant|sition in Ethiopian I plantlore. | The oil of Artemisia rehan, anendemic plant to Ethiopia , has been analysed for the first time.' Eighteen components of the oil have Wen identified using GLC and/or MS. Two compounds, chamaiulene and dsvanone were isolated from the oil and characterized using ir , nmr and ms• Davanone (44/) and Camphor (27/) were found to be the major constituents of the oil. Cymbopogon citratus which is also widely grown in the tropics , is used as a. crop plant in many countries of the Western Hemisphere.' The oil of the Ethiopian variety was analysed for the first time. Fifteen - components of the oil have been identified using GLC and/or MS. The major component identified was geraniol (39D * The second major component (12/), not identified , is presumed to be an aromatic compound