To study the effect of chemical and biological fertilizers on growth and essential oil content of lavender (Lavandula angustifolia Mill.), the present work was conducted in 2012-2013 at the experimental field of Alborz Research Station of the Research Institute of Forests and Rangelands, Karaj, Iran. The experiment was conducted in factorial in the form of a randomized complete block design wit...

background & aim: eucalyptus l'her. [an aromatic genera of the family (myrtaceae)] is native to australia and other tropical species is planted worldwide. the purpose of this study is to extract and identify the essential oils components of four species of eucalyptus l'her. cultivated in botanical garden of kashan, central iran. experimental: leaves of e. largiflorens, e. intertexta, ...

background: melaleuca cajuputi essential oil in aerosol spray was evaluated against the dengue vectors aedes ae­gypti and ae. albopictus at low cost housing flats in section 10, setapak, kuala lumpur, malaysia. methods: essential oil in aerosol viz: 5% and 10% of concentrations were sprayed for 5 seconds each towards hung mos­quitoes in 5 cylindrical net cages. aerosol weights were recorded bef...

the essential oil of rosa damascena mill. is one of the most valuable and important base material in the flavor and fragrance industry. the aim of this study was to determine the effects of different rates of cow manure on the essential oil of the rose petals. for this a field experiment was conducted on a clay loam soil at the research farm of alborz research station, karaj, iran. experimental...

the focus of the present study was to investigate the chemical composition of essential oil of salvia hydrangea dc. ex benth. growing wild in kiasar-hezarjrib, iran. in addition, effects of altitude and some soil properties on the essential oil quality and quantity of s. hydrangea was identified. the samples collected from two altitudes (1100 and 2000 m) in blossoming period, were analyzed by h...

The chemical composition of oregano essential oil of different origin extracted from oregano plants grown in south-eastern Poland was analysed using the gas chromatography mass spectrometry (GC-MS) and gas chromatography flame ionization detector (GC-FID). The dominant compound was sabinene; its percentage proportion ranged from 10.85% to 25.46%, depending on the ecotype studied. Moreover, the ...

the aim of our work was to compare cytotoxic and membrane-damaging effects of o. majorana l. essential oil and linalool on hep g2 and to investigate their possible protective (antioxidant) effects against h2o2 induced membrane damage. the oils were investigated by gc and gc-ms and antioxidant activity was evaluated by dpph and -carotene–linoleic acid assays. assessment of cell viability was ma...

in this research, the effects of organic fertilizers (bovine, sheep, leaf mould and vermicompost fertilizers) combined with foliar application of salicylic acid (sa) at the rate of 0, 10-2, 10-4 and 10-6 m on essential oil percentage and some secondary metabolites of lemon balm were investigated. the experiment was conducted as complete randomized block design with factorial arrangement in pots...