نتایج جستجو برای: vetiveria zizanioides

تعداد نتایج: 282  

Journal: :pollution 2015
abbas akbarzadeh shervin jamshidi maryam vakhshouri

this research compares the performance of floating systems planted with vetiveria zizanioides as a hydroponic approach for removing nutrients from two contaminated waters. for this purpose, two pilots with overall net volume of 60 litres were constructed and inoculated by secondary treated domestic wastewater (stdw) and irrigation water obtained from minab reservoir (iwmr) in batch mode. regard...

2016
S. SARAVANA KUMAR K. GAYATHRI

Phytoconstituents are widely used for their numerous pharmacological activities. Isolation and characterization of phytoconstituents is a leading area of research. In the present study, quantitative analysis of phytoconstituents present in Vetiveria zizanoides root was carried out. GC-MS analysis of ethanolic extract from Vetiveria zizanoides (EVZ) was carried out to explore the presence of var...

Journal: :INTERNATIONAL RESEARCH JOURNAL OF PHARMACY 2013

2010
N. Aarthi K. Murugan

Use of synthetic pesticides causes some unfortunate consequences such as environmental pollution, pests/ vector resistance and toxicity to other non-target organisms including human beings, biological pesticides from plant, microbial origin are environmentally safe pesticides. Microbial insecticides are especially valuable because their non-toxicity to non-target animals and human beings. Labor...

Journal: :Molecules 2006
Patcharee Pripdeevech Sugunya Wongpornchai Ampan Promsiri

Roots of Vetiveria zizanioides Nash (Mae Hae; Thai ecotype) planted in three different cultivation systems (normal soil, normal soil with added microbes and semi- hydroponically) were extracted using a simultaneous steam distillation and solvent extraction (SDE) apparatus. Yields of the essential oils obtained were 0.27, 0.18 and 0.06%, respectively. The separation profiles obtained by comprehe...

تکدستان, افشین, کردانی, معصومه ,

Background and purpose: Petroleum hydrocarbons are one of the most common persistent organic pollutants in the environment. Phytoremediation is a new technology in which the resistant plants are used to remove or reduce organic and mineral contamination and hazardous environmental substances. The purpose of this study was to evaluate the effect of Vetiveria Zizanioides plants on total petroleum...

Journal: :journal of rangeland science 2014
masoumeh ahmadi beni hamid niknahad gharmakher mojgan sadat azimi mashad gholi maramaei

abstract. information on forage quality in phenological stage could help range managers to choose suitable grazing method to achieve higher animal performance without detriment to vegetation. vetiver grass (vetiveria zizanioides) is a non-native perennial grass that was introduced to the iran in 2008. this plant is a multi use species that could be considered from different viewpoints. thus, it...

ژورنال: :مجله دانشگاه علوم پزشکی مازندران 0
معصومه کردانی masoumeh kardani msc student in envionmental pollution, khuzestan science and research branch, islamic azad university, ahvaz, iran. دانشجوی کارشناسی ارشد آلودگی های محیط زیست، پردیس علوم و تحقیقات خوزستان، دانشگاه آزاد اسلامی، اهواز، ایران افشین تکدستان afshin takdastan associate professor, department of environmental health, environmental technologies research center, jundishapur university of medical sciences, ahvaz, iranاهواز: دانشگاه علوم پزشکی جندی شاپور، گروه مهندسی بهداشت محیط

سابقه و هدف: هیدروکربن های نفتی یکی از متداول ترین گروه های آلاینده های آلی پایدار در محیط می باشند. گیاه پالایی فن آوری جدیدی است که در آن از گیاهان مقاوم برای حذف یا کاهش غلظت آلاینده های آلی و معدنی و ترکیبات خطرناک از محیط زیست استفاده می شود. هدف این مطالعه بررسی اثر گیاه وتیور بر حذف tph از خاک آلوده به نفت در غلظت های مختلف آلودگی نفتی در ناحیه صنعتی خوزستان بود. مواد و روش ها: ابتدا خاک...

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