نتایج جستجو برای: essential oil content

تعداد نتایج: 869786  

Babakhani, Fatemeh, Khorshidi, Jalal, Shayganfar, Alireza,

Hymenocrater longiflorus Benth. belongs to the Lamiaceae family, is a medicinal and aromatic plant native to Iran. The antimicrobial, antifungal and antioxidant properties of this plant have been proven and its aerial part is used in the treatment of skin diseases. In this study, the aerial part of this plant was collected from its natural habitat and then the essential oils of different organs...

In this research, effect of vermicompost and plant growth promoting rhizobacteria (PGPR) on physiological traits of lemon balm under drought stress condition was investigated in year 2012 at Karaj Research Institute of Forest and Rangelands. Experiment was conducted as split-split plot in a randomized complete block design with three replications. irrigation (normal: irrigated to field capacity...

Journal: :پژوهش های زراعی ایران 0
سعیده رحیم زاده یوسف سهرابی غلامرضا حیدری علیرضا عیوضی سید محمد طاهر حسینی

in order to investigation the effect of different fertilization treatments on nutrient and essential oil contents in dragonhead drug (dracocephalum moldavica l.), an experiment was conducted in the station of agricultural research in urmia on 2008. treatments (nitroxin, barvar phosphate biofertilizer, biosulfur, nitroxin+ barvar phosphate biofertilizer, barvar phosphate biofertilizer + biosulfu...

Journal: :journal of herbal drugs (an international journal on medicinal herbs) 2012
jila asghari sohreh alimohammadzadeh mohsen mazaheritehrani

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...

Background: Pre-drying operations and drying methods have a significant effect on the quantity and quality of plants essential oils. Objective: In this study, the effect of pre-drying operation and vacuum oven-drying was investigated on the essential oil content and composition of Lippia citriodora. Method: This research was conducted as a factorial experiment in a completely randomized desig...

This study aimed to evaluate the composition, antioxidant capacity and antibacterial effects of Pistacia atlantica subsp. kurdica (baneh) essential oil on some important bacteria in food safety. Essential oil was derived using hydro-distillation method of the baneh fruits. Essential oil composition was determined using gas chromatography–mass spectrometry. The 2,2′-azinobis-(3...

Journal: :به زراعی کشاورزی 0
محمد محمودی سورستانی استادیار گروه علوم باغبانی، دانشکدة کشاورزی، دانشگاه شهید چمران، اهواز، ایران مهرداد اکبرزاده دانشجوی کارشناسی ارشد، پژوهشکدة گیاهان دارویی، دانشگاه شهید بهشتی، تهران، ایران

spearmint (mentha spicata l.) is one of the most important mint family plants that has numerous applications in food, cosmetical, and pharmaceutical industries due to its valuable medicinal properties. in this research, the change in plant fresh and leaf dry weights, essential oil content, yield and composition during year as randomized complete block design with twelve treatments and three rep...

Kianoush Hassanzadeh, Madeh Ahmadi Mohammad Mehdi Farzinia Sasan Aliniaeifard,

 Rosemary (Rosmarinus officinalis L.) is an important medicinal plant that contained a wide range of secondary metabolites such as rosmarinic acid. In this study, essential oil content and composition and rosmarinc acid were determined at three phenological stages (before flowering, full flowering and fruit set stages). Hydro distillation method was used for essential oil extraction and GC and ...

A. Ghasemi Pirbalouti A. Gholami S.A. Nourbakhsh S.M. Memarzadeh*

Background and objectives: Bakhtiari savory belonging to the Lamiaceae family is an endemic species, which is rich in carvacrol, thymol and other aromatic compounds. The essential oil of the plant could be added in fatty food against radicals similar to synthetic antioxidant BHT. Methods: To determine the best extraction methods on qualitative and antioxidant c...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده منابع طبیعی 1391

in this study, the effects of oleothermal modification on physical and mechanical peroperties of fir wood (abeis sp.) blocks were examined. at first, some blocks of fir wood with 5 × 20 × 120 cm dimensions were prepared. the blocks were treated in soybean oil. the effects of 3 factors such as treatments temperature (180and 200 °c), holding time (12 and 15 h) and initial moisture content of wood...

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