Background: Teucrium polium is a medicinal plant used as an herbal plant for antispasmodic and antimicrobial properties. Objective: This study aimed to evaluate the effect of the essential oil of T. polium against fungal, bacterial strains, and Giardia lamblia. Also, chemical analysis of the essential oil of T. polium was analyzed by GC/MS. Methods: Teucrium polium was collected from the De...

this study was conducted to investigate allelopathic effect of the essential oil of artemisia herba-alba asso., on seed germination characteristics of  agropyron desertorum and agropyron cristatum in a laboratory experiment. essential oil was extracted from the aerial parts of artemisia herba-alba using a clevenger-type apparatus. the volatile chemical compositions of artemesia herba-alba were ...

background: nanosilver particles are among the potentially candidates for modulating the redox status and changing the growth, performance and quality of plants because of their physicochemical characteristics.   objective: this study was carried out to elucidate the potential effects of nanosilver particles application on variations of photosynthetic pigments (chlorophyll and carotenoids) and ...

the experiment was aimed to study the chemical constituents of essential oils from two pimpinella l. species including p. deverroides - boiss, and p. tragium vill. growing wild in iran. to do this, the essential oil of fruits of two p. tragium populations (sefidkhani and hesar, markazi province, iran) and one population of p. deverroides (kerend, kermanshah province) were extracted by a cleveng...

ecosystem pollution and weed resistance to herbicides have led researchers to pay more attention to natural herbicides. to examine allelopathic effects of liquorice, rosemary, chamomile and eucalypt on germination characteristics and early growth of wheat (triticum aestivum l.) and wild oat (avena fatua l.), a factorial experiment based on completely randomized design with 20 treatments and fou...

there is a growing interest in food industry to replace the synthetic chemicals by the natural products with bioactive properties from plant origin. the aim of this study was to determine the chemical composition of mentha pulegium essential oil and to characterize the antimicrobial activities of the essential oil. the essential oil of mentha pulegium was analyzed by gc-ms. the evaluation of th...

Eucalyptus pulverulenta (Baby Blue Eucalyptus) originated from Australia is one of the rare species family (Myrtaceae) and well adapted to hilly regions India. Apart cut foliage utility plant, its leaves have a pleasant aroma like most members Myrtaceae. This study was designed extract essential oil using hydro distillation method. Four different types samples were used (viz. tender leaves, mat...

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 essential oi...