نتایج جستجو برای: thymus daenensis celakphonological stagesdry herb weightthymol percent

تعداد نتایج: 122475  

Journal: :فصلنامه علمی پژوهشی گیاهان دارویی 0
f nikkhah 1- islamic azad university of science and research of tehran, tehran, iran v abdossi 2- department of horticulture, collage of agriculture and natural resources, science and research branch, islamic azad university, tehran, iran f sefidkon 3- research institute of forests and rangelands, tehran, iran e sharifi ashoorabadi 3- research institute of forests and rangelands, tehran, iran mr dehghani-mashkani institute of medicinal plants, acecr, karaj p.o.box: 33651/66591, iran tel: +98-26-34764010-9, fax: +98-26-34764021

background: thymus daenensis is on e of the endemic aromatic species in iran that its essential oil is used in food and pharmaceutical industries. objective: in this study, the effects of plant growth stages and distillation methods on essential oil content and thymol percentage of this species were evaluated. methods: the aerial parts of th. daenensis were collected in three stages of plant gr...

Journal: :علوم گیاهان زراعی ایران 0
امیرحسین آقااحمدی دانش آموختۀ دکتری زراعت، گروه زراعت و اصلاح نباتات، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج حسین مقدم استادیار، گروه زراعت و اصلاح نباتات، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج فرزاد نجفی استادیار پژوهشکدۀ گیاهان و مواد اولیۀ دارویی، دانشگاه شهید بهشتی داریوش مظاهری استاد، گروه زراعت و اصلاح نباتات، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج احمدعلی پوربابایی استادیار گروه خاکشناسی، پردیس کشاورزی و منابع طبیعی دانشگاه تهران

the iranian thymus daenensis subsp. daenensis is rich in monoterpene phenols (especially thymol and carvacrol). this research was conducted to isolate and characterize the plant growth promoting rhizobacteria (pgprs) from rhizosphere of t. daenensis. pgprs were screened based on some physiological traits including iaa production, phosphate solubilization, and siderophore compounds production ab...

Journal: Journal of Herbal Drugs 2015

The genus Thymus L. belongs to the Lamiaceae family, consist of about 215 species of herbaceous perennials and small shrubs in the world. They originated from Mediterranean region. This genus is presented in Iranian flora by 14 species, including: T. daenensis, T. carmanicus, T. fallax, T. persicus, T. trautvetteri, T. migricus, T. kotschyanus, T. pubesens, T. nummularius, T. trans...

Drought as the most important abiotic stress has deleterious effects on plants. Developing drought tolerant varieties can help produce plants in a sustainable way. This study was conducted to identify drought tolerant and drought sensitive thyme species including Thymus vulgaris, T. vulgaris (origin: Spain), T. carmanicus, T. daenensis and T. kotschyanus and to study the mechanism used by them ...

Journal: Journal of Herbal Drugs 2015

The genus Thymus L. belongs to the Lamiaceae family, consist of about 215 species of herbaceous perennials and small shrubs in the world. They originated from Mediterranean region. This genus is presented in Iranian flora by 14 species, including: T. daenensis, T. carmanicus, T. fallax, T. persicus, T. trautvetteri, T. migricus, T. kotschyanus, T. pubesens, T. nummularius, T. trans...

2012
Hamzeh Amiri

The essential oils of three wild-growing Thymus species, collected from west of Iran during the flowering stage, were obtained by hydrodistillation and analyzed by gas chromatography (GC) and gas chromatography/mass spectrometry (GC-MS). Under the optimum extraction and analysis conditions, 44, 38, and 38 constituents (mainly monoterpenes compounds) were identified in T. kotschyanus Boiss. and ...

Alavi , L, Barzegar , M, Jabbari , A, Naghdi Badi , H,

Background: Thymus daenensis Celak. is one of the medicinal plants which cultivated in Iran. This plant involve high amount of polyphenols including thymol and carvacrol, which were reported to possess the high antioxidant activity. Objective: Antioxidative activity (AOA) and chemical constituents of Thymus daenensis essential oil (TDEO) were examined. Also, the effect of thermal treatments (8...

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