Zataria multiflora is one of the valuable medicinal plants belonging to the Lamiaceae family. The aromatic aerial parts of this species are traditionally used by endemic folks to flavor some native foods, also for numerous therapeutic functions. In the present study, different plant organs (leaf, flower, stalk and whole aerial organ) were collected from Fanuj region of Sistan & Balouchestan pro...

many parameters affect essential oil yield and chemical composition of aromatic plants. for obtaining the highest quantity and quality of essential oil, it is necessary to know the proper methods of drying and distillation. the aim of this research was to investigate the influence of drying and extraction methods on the yield and chemical composition of the essential oil of eucalyptus sargentii...

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...

this research was carried out to assess the effect of drought stress on head branch dry weight, photosynthesis, essential oil yield and radical scavenging of rosemary (rosmarinus officinalis l.) in islamic azad university, shoushtar branch, iran during 2010-2011.the experiments were carried out using complete randomized block design with four replications and drought stress levels included cont...

in order to study the effect of nitrogen rate and plant density on morphological traits and essential oil and fruit yield of coriander, a split-plot experiment was carried out in research field of islamic azad university, birjand branch, birjand, iran in 2010 based on a randomized complete block design with three replications. the main plots were nitrogen rates at four levels (0, 40, 80 and 120...

thyme (thymus vulgaris l.) is perennial aromatic shrub belonging to the mint family which has anti-spasmodic, antiseptic, carminative, anti-cough, sputum and antioxidant properties. in order to study the effects of drought stress and bio-fertilizer on plant growth, essential oil yield and constituents of thyme plant, an experiment was conducted in a split plot based on randomized complete block...

In order to study the effect of nitrogen rate and plant density on morphological traits and essential oil and fruit yield of coriander, a split-plot experiment was carried out in research field of Islamic Azad University, Birjand Branch, Birjand, Iran in 2010 based on a randomized complete block design with three replications. The main plots were nitrogen rates at four levels (0, 40, 80 and 120...

background & aim: purslane (portulaca oleracea l.), belongs to the portulacaceace family, grows in many parts of iran. results of previous studies were indicated purslane is a rich source of essential fatty acids of omega-3 and omega-6.  portulaca oleracea is a widespread weed, being the eighth common plants of the world. the aim of current study was to compare the essential fatty acids com...

in order to investigation the effects of seed origin and planting date on yield  and essential oil of pimpinella affinis, a field experiment was carried out in alborz research center in 2007. this experiment was performed under factorial in the base of (rcbd) with three replications. the treatments were included locations of seeds collection and planting dates. essential oils were extracted fro...

abstractbackground and objectives: satureja khuzestanica is valuable and endemic medicinal specie that growing widely in southwest parts of iran. this specie is rich of phenolic compound carvacrol, therefore have considerable biological activities. satureja khuzestanica is a new medicinal plant in iran, and little research has been done on. thus, the present study with the aim of evaluating the...