The chemical composition of the essential oil from Juniperus formosana leaves and its contact and repellent activities against Tribolium castaneum and Liposcelis bostrychophila adults were investigated. The essential oil of J. formosana leaves was obtained by hydrodistillation and analyzed by GC-MS. A total of 28 components were identified and the main compounds in the essential oil were α-pine...

Background & Aim: Essential oil of pennyroyal (Mentha pulegium L.) has many applications in food, perfume and pharmaceutical industries. The aim of this study was to determine the content and chemical constituents of pennyroyal essential oil growing wild in Southern Iran. Experimental: The aerial parts of the plant were collected around Hajiabad, Hormozgan province in 2013. The essent...

the present study was designed to determine the effects of the essential oil of laurusnobilis l. (lauraceae) and its three main components on α-glucosidase and reactive oxygenspecies scavenging activity. the chemical composition of the essential oil from laurus nobilisl. leaves was analyzed by gc/gc-ms and resulted in the identification of 29 compounds,representing 99.18% of the total oil. 1,8-...

two-spotted spider mite (tetranychus urticae koch), is one of the most seriously important  polyphagous pests that causes considerable damage to agricultural crops. in recent years, due to problems associated with the use of synthetic pesticides, herbal essential oils have received due attention as natural plant pest control compounds. in the present study, repellency effect of herbal plant ess...

The composition of essential oil of the leaves of Lavandula stoechas ssp. stoechas, was analyzed by means of capillary GC-MS. The main components of L. stoechas ssp. stoechas oil were pulegone (40.4%), menthol (18.1%), menthone (12.6%). The essential oil of the plant was evaluated for antibacterial and a panel cytotoxic activities.

This study aims to evaluate the in vitro and in vivo antileishmanial activities of Pistacia vera essential oil and compare their efficacy with a reference drug, meglumine antimoniate (Glucantime®). This essential oil (0-100 µg/mL) was evaluated in vitro against the intracellular amastigote forms of Leishmania tropica (MHOM/IR/2002/Mash2) and then tested on cutaneous leishmaniasis of male BALB/c...

this study was conducted to determine the effect of foliar salicylic acid (sa) and citric acid (ca) applications on growth, biochemical characteristics and essential oil content of thyme (thymus vulgaris l.) grown under field conditions. salicylic acid (0.5 and 1 mm) and citric acid (5 and 10 mm) were applied three times during the vegetation at 15 day intervals. results revealed that foliar ap...

the composition of the essential oil from the stalks and flowers of rheum ribes l., growing in iran, were extracted by hydrodistillation and analyzed by gc-ms. thirty constituents representing 93.84% of rheum oil were identified.  the oil was found to be rich in hydrocarbons especially long-chain n-alkanes (80.81%). the most abundant components in the oil included tricosane (26.29%), heneicosan...

Changes in essential oil during ensiling of lemongrass and lemon eucalyptus were studied. Wilted lemongrass and eucalyptus leaves were ensiled in 0.25-L anaerobic jars. Samples consisted of a control (no additives) and a treated sample (0.5% glucose and lactic acid bacteria and 1% cellulase plus 1% hemicellulase plus pectinase). Three jars per treatment were sampled on days 2, 6, 10, and 36 for...

the chamomile species of anthemis triumfettii (l.) all is one of important medicinal plant belong to compositae family and it grows as wild species in zagros and alborz mountains, iran. the aim of this study was to evaluation of morphological and phenological traits and their relationships with essential oil. seeds of seven accessions were sown in jiffy pots and transferred to field using rando...