نتایج جستجو برای: plant essential oils

تعداد نتایج: 748860  

Journal: Journal of Herbal Drugs 2015

Background & Aim: Smirnova iranica Sabeti is one of the valuable and adapted shrub species native to the sandy fields of Central Iran and of Fabaceae family that in terms of the production of forage and soil conservation and creating a beautiful landscape and medicinal value is critically important. No study has been conducted on this plant essence in Iran, so far.  Experimental: In t...

Journal: :Turkish Journal of Agriculture - Food Science and Technology 2018

2014
Ayman Al-Mariri Mazen Safi

BACKGROUND Medicinal plants are considered new resources for producing agents that could act as alternatives to antibiotics in the treatment of antibiotic-resistant bacteria. The aim of this study was to evaluate the antibacterial activity of 28 plant extracts and oils against four Gram-negative bacterial species. METHODS Experimental, in vitro, evaluation of the activities of 28 plant extrac...

Journal: :فصلنامه علمی پژوهشی گیاهان دارویی 0
h salehi-arjmand department of medicinal plants, faculty of agriculture and natural resources, arak university, arak, 38156-8-8349, iran tel & fax: +98-8632761007 d mazaheri 1- department of agronomy and plant breeding, faculty of agricultural science & engineering, university of tehran, karaj, iran j hadian 2- medicinal plants and drugs research institute, shahid beheshti university, g.c., evin, tehran, iran n majnoon hosseini 1- department of agronomy and plant breeding, faculty of agricultural science & engineering, university of tehran, karaj, iran m ghorbanpour 3- department of medicinal plants, faculty of agriculture and natural resources, arak university, arak, iran

background: satureja bachtiarica bunge, an endemic species with relatively wide distribution, is traditionally used as a medicinal and spice plant in iran. objective: essential oils composition, antioxidant activities and phenolics content of wild and cultivated s. bachtiarica of yazd origin were determined in this study. methods: hydrodistilled essential oils were analyzed by gc-fid and gc-ms....

Journal: :Saudi journal of biological sciences 2017
Mohammad Javed Ansari Ahmad Al-Ghamdi Salma Usmani Khalid Ali Khan Abdulaziz S Alqarni Manpreet Kaur Noori Al-Waili

Ascosphaera apis is one of the major fungal pathogens of honey bee broods and the causative agent of Chalkbrood disease. The factors responsible for the pathogenesis of Chalkbrood disease are still not fully understood, and the increasing resistance of A. apis to commonly used antifungal agents necessitates a search for new agents to control this disease. The in vitro antifungal activities of 2...

Journal: :Journal of agricultural and food chemistry 2007
Mohamed Haddad Marie-France Herent Bernard Tilquin Joëlle Quetin-Leclercq

The microbiological contamination of raw plant materials is common and may be adequately reduced by radiation processing. This study evaluated the effects of gamma- and e-beam ionizing radiations (25 kGy) on three plants used as food or as medicinal products (Thymus vulgaris L., Eucalyptus radiata D.C., and Lavandula angustifolia Mill.) as well as their effects on extracted or commercial essent...

Journal: :Molecules 2009
Ji-Wen Zhang Sheng-Kun Li Wen-Jun Wu

The essential oils of the aerial parts of Ocimum basilicum Linn.var. pilosum (Willd.) Benth., an endemic medicinal plant growing in China, was obtained by hydrodistillation and analysed by GC-MS. Fifteen compounds, representing 74.19% of the total oil were identified. The main components were as follows: linalool (29.68%), (Z)-cinnamic acid methyl ester (21.49%), cyclohexene (4.41%), alpha- cad...

Journal: :Journal of ethnopharmacology 2014
Bénédicta G H Kpadonou Kpoviessi Salomé D S Kpoviessi Eléonore Yayi Ladekan Fernand Gbaguidi Michel Frédérich Mansourou Moudachirou Joëlle Quetin-Leclercq Georges C Accrombessi Joanne Bero

ETHNOPHARMACOLOGICAL RELEVANCE Different parts of Ocimum gratissimum Linn are largely used in folk medicine for the treatment of many diseases, some of which related to parasitical infections as fevers and headaches. In order to validate their use and to clarify the plant part which possesses the best antiparasitic properties, we decided to evaluate the in vitro antiplasmodial and antitrypanoso...

Journal: :The Southeast Asian journal of tropical medicine and public health 2006
Apiwat Tawatsin Preecha Asavadachanukorn Usavadee Thavara Prapai Wongsinkongman Jaree Bansidhi Thidarat Boonruad Pranee Chavalittumrong Noppamas Soonthornchareonnon Narumon Komalamisra Mir S Mulla

In this study we evaluated and reported repellent effects of essential oils from Thai plants against 4 mosquito vectors: Aedes aegypti, Ae. albopictus, Anopheles. dirus and Culex quinquefasciatus under laboratory conditions using human volunteers. The essential oils were extracted from 18 plant species, belonging to 11 families, and the oils were then prepared as 10% solution in absolute ethano...

Journal: :کنترل بیولوژیک آفات و بیماری های گیاهی 0
آیت طاهری دهکردی دانشجوی کارشناسی ارشد، بیوتکنولوژی محصولات باغبانی، پردیس کشاورزی و منابع طبیعی، دانشگاه تهران، کرج؛ معین خجسته دانشجوی کارشناسی ارشد بیماری شناسی گیاهی، پردیس کشاورزی و منابع طبیعی، دانشگاه تهران، کرج عزیزاله خندان میرکوهی استادیار گروه علوم باغبانی و فضای سبز، پردیس کشاورزی و منابع طبیعی، دانشگاه تهران، کرج

constant use of chemical fungicides has faced to increasing public concern regarding contamination of perishables with fungicidal residues, and proliferation of resistance in the pathogen populations. so recent researches in this area has focused on the development and evaluation of alternative control strategies to reduce dependency on synthetic fungicides. accordingly, in this research in vit...

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