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Toplam kayıt 203, listelenen: 191-200
Composition of the essential oils of Rhabdosciadium oligocarpum (Post ex Boiss.) Hedge et Lamond and Rhabdosciadium microcalycinum Hand.-Mazz
(John Wiley & Sons LTD, 2006)
The volatile constituents of the oils of Rhabdosciadium oligocarpum (Post ex Boiss.) Hedge et Lamond and Rhabdosciadium microcalycinum Hand.-Mazz. (Umbelliferae) were isolated by hydrodistillation and microdistillation ...
Essential oil composition and leaf trichomes of Pegolettia baccharidifolia and Pegolettia retrofracta (Asteraceae)
(Elsevier Science BV, 2017)
The essential oils obtained by hydrodistillation from Pegolettia baccharidifolia Less. and P. retrofracta (Thunb.) Kies were studied for the first time, using GC/MS and GC/FID techniques. A total of 178 components were ...
Composition of the essential oil of Achillea sieheana stapf and the enantiomeric distribution of camphor
(Allured Publ Corp, 2004)
A water distilled oil from the aerial parts of Achillea sieheana Stapf(Compositae), an endemic species in Turkey, Was analyzed by GC/MS. Enantiomerically pure (1S)(-)-camphor (39.9%) was identified as a main constituent ...
Composition of the essential oil of Calamintha nepeta subsp. glandulosa
(1992)
The water distilled essential oil from the dried aerial parts of Calamintha nepeta (L.) Savi subsp. glandulosa (Req.) P. W. Ball was examined by GC/MS. Forty-five components representing 91.65% of the oil were identified. ...
One-step multiple component isolation from the oil of Crinitaria tatarica (Less.) Sojak by preparative capillary gas chromatography with characterization by spectroscopic and spectrometric techniques and evaluation of biological activity
(Wiley-V C H Verlag GMBH, 2012)
Gas chromatographic analysis revealed that the oil of Crinitaria tatarica was rich in sabinene (32.1%), beta-pinene (8.8%), and two unknown (M+200) compounds (I) and (II) (21.4% and 3.4%). One-step multiple fractionation ...
Composition and antimicrobial activity of the oils of Ferula szowitsiana DC. from Turkey
(Taylor & Francis Inc, 2008)
The essential oils from the leaves and steins of Ferula szowitsiana DC. (Umbelliferae) were separately obtained by hydrodistillation and then analyzed by GC and GC/MS methods. The oil yields were 0.4% and 0.05%, respectively. ...
Antimicrobial activities of methanol extracts and essential oils of Rosmarinus officinalis, depending on location and seasonal variations
(Elsevier Sci LTD, 2007)
Rosmarinus officinalis is widely found in the lands of Aegean and Mediterranean regions of Turkey. The goal of this work was to test the antimicrobial activity of the essential oils and methanolic extracts of R. officinalis ...
Essential oils of three species of Heracleum. Anticandidal activity
(Springer, 2004)
Fruits of Heracleum crenatifolium Boiss., Heracleum sphondylium L subsp. ternatum (Velen.) Brummitt, and Heracleum platytaenium Boiss. (Umbelliferae) were hydrodistilled to obtain essential oils that were then analyzed by ...
Essential Oil Composition of Gmelina arborea Roxb., Verbenaceae, From Nigeria
(Allured Publ Corp, 2009)
The chemical composition of the fruit oil of Gmelina arborea Roxb., Verbenaceae, was examined by capillary gas chromatography (GC) and gas chromatography/mass spectrometry (GC/MS). One hundred components were identified ...
Chemical Diversity in Volatiles of Helichrysum plicatum DC. Subspecies in Turkey
(Acg Publications, 2014)
In the present work three subspecies of Helichrysum plicatum DC. (Helichrysum plicatum DC. subsp. plicatum, Helichrysum plicatum DC. subsp. polyphillum (Ledeb) P.H. Davis & Kupicha and Helichrysum plicatum DC. subsp. ...